78862000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:204

約数の個数: 160

約数和(自身を含む): 224699904

約数和(自身を除く): 145837904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 43, 50, 56, 70, 80, 86, 100, 112, 125, 131, 140, 172, 175, 200, 215, 250, 262, 280, 301, 344, 350, 400, 430, 500, 524, 560, 602, 655, 688, 700, 860, 875, 917, 1000, 1048, 1075, 1204, 1310, 1400, 1505, 1720, 1750, 1834, 2000, 2096, 2150, 2408, 2620, 2800, 3010, 3275, 3440, 3500, 3668, 4300, 4585, 4816, 5240, 5375, 5633, 6020, 6550, 7000, 7336, 7525, 8600, 9170, 10480, 10750, 11266, 12040, 13100, 14000, 14672, 15050, 16375, 17200, 18340, 21500, 22532, 22925, 24080, 26200, 28165, 30100, 32750, 36680, 37625, 39431, 43000, 45064, 45850, 52400, 56330, 60200, 65500, 73360, 75250, 78862, 86000, 90128, 91700, 112660, 114625, 120400, 131000, 140825, 150500, 157724, 183400, 197155, 225320, 229250, 262000, 281650, 301000, 315448, 366800, 394310, 450640, 458500, 563300, 602000, 630896, 704125, 788620, 917000, 985775, 1126600, 1408250, 1577240, 1834000, 1971550, 2253200, 2816500, 3154480, 3943100, 4928875, 5633000, 7886200, 9857750, 11266000, 15772400, 19715500, 39431000, 78862000]

約数ペア:

[(1, 78862000), (2, 39431000), (4, 19715500), (5, 15772400), (7, 11266000), (8, 9857750), (10, 7886200), (14, 5633000), (16, 4928875), (20, 3943100), (25, 3154480), (28, 2816500), (35, 2253200), (40, 1971550), (43, 1834000), (50, 1577240), (56, 1408250), (70, 1126600), (80, 985775), (86, 917000), (100, 788620), (112, 704125), (125, 630896), (131, 602000), (140, 563300), (172, 458500), (175, 450640), (200, 394310), (215, 366800), (250, 315448), (262, 301000), (280, 281650), (301, 262000), (344, 229250), (350, 225320), (400, 197155), (430, 183400), (500, 157724), (524, 150500), (560, 140825), (602, 131000), (655, 120400), (688, 114625), (700, 112660), (860, 91700), (875, 90128), (917, 86000), (1000, 78862), (1048, 75250), (1075, 73360), (1204, 65500), (1310, 60200), (1400, 56330), (1505, 52400), (1720, 45850), (1750, 45064), (1834, 43000), (2000, 39431), (2096, 37625), (2150, 36680), (2408, 32750), (2620, 30100), (2800, 28165), (3010, 26200), (3275, 24080), (3440, 22925), (3500, 22532), (3668, 21500), (4300, 18340), (4585, 17200), (4816, 16375), (5240, 15050), (5375, 14672), (5633, 14000), (6020, 13100), (6550, 12040), (7000, 11266), (7336, 10750), (7525, 10480), (8600, 9170)]