23437500

素因数分解:

$2^2\times 3^1\times 5^9$

素因数の和:52

約数の個数: 60

約数和(自身を含む): 68359368

約数和(自身を除く): 44921868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 625, 750, 1250, 1500, 1875, 2500, 3125, 3750, 6250, 7500, 9375, 12500, 15625, 18750, 31250, 37500, 46875, 62500, 78125, 93750, 156250, 187500, 234375, 312500, 390625, 468750, 781250, 937500, 1171875, 1562500, 1953125, 2343750, 3906250, 4687500, 5859375, 7812500, 11718750, 23437500]

約数ペア:

[(1, 23437500), (2, 11718750), (3, 7812500), (4, 5859375), (5, 4687500), (6, 3906250), (10, 2343750), (12, 1953125), (15, 1562500), (20, 1171875), (25, 937500), (30, 781250), (50, 468750), (60, 390625), (75, 312500), (100, 234375), (125, 187500), (150, 156250), (250, 93750), (300, 78125), (375, 62500), (500, 46875), (625, 37500), (750, 31250), (1250, 18750), (1500, 15625), (1875, 12500), (2500, 9375), (3125, 7500), (3750, 6250)]