2456250

素因数分解:

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

素因数の和:161

約数の個数: 48

約数和(自身を含む): 6187104

約数和(自身を除く): 3730854

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 131, 150, 250, 262, 375, 393, 625, 655, 750, 786, 1250, 1310, 1875, 1965, 3125, 3275, 3750, 3930, 6250, 6550, 9375, 9825, 16375, 18750, 19650, 32750, 49125, 81875, 98250, 163750, 245625, 409375, 491250, 818750, 1228125, 2456250]

約数ペア:

[(1, 2456250), (2, 1228125), (3, 818750), (5, 491250), (6, 409375), (10, 245625), (15, 163750), (25, 98250), (30, 81875), (50, 49125), (75, 32750), (125, 19650), (131, 18750), (150, 16375), (250, 9825), (262, 9375), (375, 6550), (393, 6250), (625, 3930), (655, 3750), (750, 3275), (786, 3125), (1250, 1965), (1310, 1875)]