4912500

素因数分解:

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

素因数の和:163

約数の個数: 72

約数和(自身を含む): 14436576

約数和(自身を除く): 9524076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 131, 150, 250, 262, 300, 375, 393, 500, 524, 625, 655, 750, 786, 1250, 1310, 1500, 1572, 1875, 1965, 2500, 2620, 3125, 3275, 3750, 3930, 6250, 6550, 7500, 7860, 9375, 9825, 12500, 13100, 16375, 18750, 19650, 32750, 37500, 39300, 49125, 65500, 81875, 98250, 163750, 196500, 245625, 327500, 409375, 491250, 818750, 982500, 1228125, 1637500, 2456250, 4912500]

約数ペア:

[(1, 4912500), (2, 2456250), (3, 1637500), (4, 1228125), (5, 982500), (6, 818750), (10, 491250), (12, 409375), (15, 327500), (20, 245625), (25, 196500), (30, 163750), (50, 98250), (60, 81875), (75, 65500), (100, 49125), (125, 39300), (131, 37500), (150, 32750), (250, 19650), (262, 18750), (300, 16375), (375, 13100), (393, 12500), (500, 9825), (524, 9375), (625, 7860), (655, 7500), (750, 6550), (786, 6250), (1250, 3930), (1310, 3750), (1500, 3275), (1572, 3125), (1875, 2620), (1965, 2500)]