99437500

素因数分解:

$2^2\times 5^6\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:114

約数の個数: 84

約数和(自身を含む): 228590824

約数和(自身を除く): 129153324

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 43, 50, 74, 86, 100, 125, 148, 172, 185, 215, 250, 370, 430, 500, 625, 740, 860, 925, 1075, 1250, 1591, 1850, 2150, 2500, 3125, 3182, 3700, 4300, 4625, 5375, 6250, 6364, 7955, 9250, 10750, 12500, 15625, 15910, 18500, 21500, 23125, 26875, 31250, 31820, 39775, 46250, 53750, 62500, 79550, 92500, 107500, 115625, 134375, 159100, 198875, 231250, 268750, 397750, 462500, 537500, 578125, 671875, 795500, 994375, 1156250, 1343750, 1988750, 2312500, 2687500, 3977500, 4971875, 9943750, 19887500, 24859375, 49718750, 99437500]

約数ペア:

[(1, 99437500), (2, 49718750), (4, 24859375), (5, 19887500), (10, 9943750), (20, 4971875), (25, 3977500), (37, 2687500), (43, 2312500), (50, 1988750), (74, 1343750), (86, 1156250), (100, 994375), (125, 795500), (148, 671875), (172, 578125), (185, 537500), (215, 462500), (250, 397750), (370, 268750), (430, 231250), (500, 198875), (625, 159100), (740, 134375), (860, 115625), (925, 107500), (1075, 92500), (1250, 79550), (1591, 62500), (1850, 53750), (2150, 46250), (2500, 39775), (3125, 31820), (3182, 31250), (3700, 26875), (4300, 23125), (4625, 21500), (5375, 18500), (6250, 15910), (6364, 15625), (7955, 12500), (9250, 10750)]