129168750

素因数分解:

$2^1\times 3^1\times 5^5\times {\mathrm{83}}^2$

素因数の和:196

約数の個数: 72

約数和(自身を含む): 326838456

約数和(自身を除く): 197669706

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 83, 125, 150, 166, 249, 250, 375, 415, 498, 625, 750, 830, 1245, 1250, 1875, 2075, 2490, 3125, 3750, 4150, 6225, 6250, 6889, 9375, 10375, 12450, 13778, 18750, 20667, 20750, 31125, 34445, 41334, 51875, 62250, 68890, 103335, 103750, 155625, 172225, 206670, 259375, 311250, 344450, 516675, 518750, 778125, 861125, 1033350, 1556250, 1722250, 2583375, 4305625, 5166750, 8611250, 12916875, 21528125, 25833750, 43056250, 64584375, 129168750]

約数ペア:

[(1, 129168750), (2, 64584375), (3, 43056250), (5, 25833750), (6, 21528125), (10, 12916875), (15, 8611250), (25, 5166750), (30, 4305625), (50, 2583375), (75, 1722250), (83, 1556250), (125, 1033350), (150, 861125), (166, 778125), (249, 518750), (250, 516675), (375, 344450), (415, 311250), (498, 259375), (625, 206670), (750, 172225), (830, 155625), (1245, 103750), (1250, 103335), (1875, 68890), (2075, 62250), (2490, 51875), (3125, 41334), (3750, 34445), (4150, 31125), (6225, 20750), (6250, 20667), (6889, 18750), (9375, 13778), (10375, 12450)]