3974750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1223}}^1$

素因数の和:1253

約数の個数: 32

約数和(自身を含む): 8019648

約数和(自身を除く): 4044898

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1223, 1625, 2446, 3250, 6115, 12230, 15899, 30575, 31798, 61150, 79495, 152875, 158990, 305750, 397475, 794950, 1987375, 3974750]

約数ペア:

[(1, 3974750), (2, 1987375), (5, 794950), (10, 397475), (13, 305750), (25, 158990), (26, 152875), (50, 79495), (65, 61150), (125, 31798), (130, 30575), (250, 15899), (325, 12230), (650, 6115), (1223, 3250), (1625, 2446)]