399093100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:888

約数の個数: 144

約数和(自身を含む): 1071320320

約数和(自身を除く): 672227220

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 37, 38, 50, 70, 74, 76, 95, 100, 133, 140, 148, 175, 185, 190, 259, 266, 350, 370, 380, 475, 518, 532, 665, 700, 703, 740, 811, 925, 950, 1036, 1295, 1330, 1406, 1622, 1850, 1900, 2590, 2660, 2812, 3244, 3325, 3515, 3700, 4055, 4921, 5180, 5677, 6475, 6650, 7030, 8110, 9842, 11354, 12950, 13300, 14060, 15409, 16220, 17575, 19684, 20275, 22708, 24605, 25900, 28385, 30007, 30818, 35150, 40550, 49210, 56770, 60014, 61636, 70300, 77045, 81100, 98420, 107863, 113540, 120028, 123025, 141925, 150035, 154090, 210049, 215726, 246050, 283850, 300070, 308180, 385225, 420098, 431452, 492100, 539315, 567700, 570133, 600140, 750175, 770450, 840196, 1050245, 1078630, 1140266, 1500350, 1540900, 2100490, 2157260, 2280532, 2696575, 2850665, 3000700, 3990931, 4200980, 5251225, 5393150, 5701330, 7981862, 10502450, 10786300, 11402660, 14253325, 15963724, 19954655, 21004900, 28506650, 39909310, 57013300, 79818620, 99773275, 199546550, 399093100]

約数ペア:

[(1, 399093100), (2, 199546550), (4, 99773275), (5, 79818620), (7, 57013300), (10, 39909310), (14, 28506650), (19, 21004900), (20, 19954655), (25, 15963724), (28, 14253325), (35, 11402660), (37, 10786300), (38, 10502450), (50, 7981862), (70, 5701330), (74, 5393150), (76, 5251225), (95, 4200980), (100, 3990931), (133, 3000700), (140, 2850665), (148, 2696575), (175, 2280532), (185, 2157260), (190, 2100490), (259, 1540900), (266, 1500350), (350, 1140266), (370, 1078630), (380, 1050245), (475, 840196), (518, 770450), (532, 750175), (665, 600140), (700, 570133), (703, 567700), (740, 539315), (811, 492100), (925, 431452), (950, 420098), (1036, 385225), (1295, 308180), (1330, 300070), (1406, 283850), (1622, 246050), (1850, 215726), (1900, 210049), (2590, 154090), (2660, 150035), (2812, 141925), (3244, 123025), (3325, 120028), (3515, 113540), (3700, 107863), (4055, 98420), (4921, 81100), (5180, 77045), (5677, 70300), (6475, 61636), (6650, 60014), (7030, 56770), (8110, 49210), (9842, 40550), (11354, 35150), (12950, 30818), (13300, 30007), (14060, 28385), (15409, 25900), (16220, 24605), (17575, 22708), (19684, 20275)]