981190000

素因数分解:

$2^4\times 5^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:273

約数の個数: 200

約数和(自身を含む): 2761216128

約数和(自身を除く): 1780026128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 107, 112, 125, 131, 140, 175, 200, 214, 250, 262, 280, 350, 400, 428, 500, 524, 535, 560, 625, 655, 700, 749, 856, 875, 917, 1000, 1048, 1070, 1250, 1310, 1400, 1498, 1712, 1750, 1834, 2000, 2096, 2140, 2500, 2620, 2675, 2800, 2996, 3275, 3500, 3668, 3745, 4280, 4375, 4585, 5000, 5240, 5350, 5992, 6550, 7000, 7336, 7490, 8560, 8750, 9170, 10000, 10480, 10700, 11984, 13100, 13375, 14000, 14017, 14672, 14980, 16375, 17500, 18340, 18725, 21400, 22925, 26200, 26750, 28034, 29960, 32750, 35000, 36680, 37450, 42800, 45850, 52400, 53500, 56068, 59920, 65500, 66875, 70000, 70085, 73360, 74900, 81875, 91700, 93625, 98119, 107000, 112136, 114625, 131000, 133750, 140170, 149800, 163750, 183400, 187250, 196238, 214000, 224272, 229250, 262000, 267500, 280340, 299600, 327500, 350425, 366800, 374500, 392476, 458500, 468125, 490595, 535000, 560680, 573125, 655000, 700850, 749000, 784952, 917000, 936250, 981190, 1070000, 1121360, 1146250, 1310000, 1401700, 1498000, 1569904, 1752125, 1834000, 1872500, 1962380, 2292500, 2452975, 2803400, 3504250, 3745000, 3924760, 4585000, 4905950, 5606800, 7008500, 7490000, 7849520, 8760625, 9170000, 9811900, 12264875, 14017000, 17521250, 19623800, 24529750, 28034000, 35042500, 39247600, 49059500, 61324375, 70085000, 98119000, 122648750, 140170000, 196238000, 245297500, 490595000, 981190000]

約数ペア:

[(1, 981190000), (2, 490595000), (4, 245297500), (5, 196238000), (7, 140170000), (8, 122648750), (10, 98119000), (14, 70085000), (16, 61324375), (20, 49059500), (25, 39247600), (28, 35042500), (35, 28034000), (40, 24529750), (50, 19623800), (56, 17521250), (70, 14017000), (80, 12264875), (100, 9811900), (107, 9170000), (112, 8760625), (125, 7849520), (131, 7490000), (140, 7008500), (175, 5606800), (200, 4905950), (214, 4585000), (250, 3924760), (262, 3745000), (280, 3504250), (350, 2803400), (400, 2452975), (428, 2292500), (500, 1962380), (524, 1872500), (535, 1834000), (560, 1752125), (625, 1569904), (655, 1498000), (700, 1401700), (749, 1310000), (856, 1146250), (875, 1121360), (917, 1070000), (1000, 981190), (1048, 936250), (1070, 917000), (1250, 784952), (1310, 749000), (1400, 700850), (1498, 655000), (1712, 573125), (1750, 560680), (1834, 535000), (2000, 490595), (2096, 468125), (2140, 458500), (2500, 392476), (2620, 374500), (2675, 366800), (2800, 350425), (2996, 327500), (3275, 299600), (3500, 280340), (3668, 267500), (3745, 262000), (4280, 229250), (4375, 224272), (4585, 214000), (5000, 196238), (5240, 187250), (5350, 183400), (5992, 163750), (6550, 149800), (7000, 140170), (7336, 133750), (7490, 131000), (8560, 114625), (8750, 112136), (9170, 107000), (10000, 98119), (10480, 93625), (10700, 91700), (11984, 81875), (13100, 74900), (13375, 73360), (14000, 70085), (14017, 70000), (14672, 66875), (14980, 65500), (16375, 59920), (17500, 56068), (18340, 53500), (18725, 52400), (21400, 45850), (22925, 42800), (26200, 37450), (26750, 36680), (28034, 35000), (29960, 32750)]