7830750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 20015424

約数和(自身を除く): 12184674

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 53, 75, 106, 125, 150, 159, 197, 250, 265, 318, 375, 394, 530, 591, 750, 795, 985, 1182, 1325, 1590, 1970, 2650, 2955, 3975, 4925, 5910, 6625, 7950, 9850, 10441, 13250, 14775, 19875, 20882, 24625, 29550, 31323, 39750, 49250, 52205, 62646, 73875, 104410, 147750, 156615, 261025, 313230, 522050, 783075, 1305125, 1566150, 2610250, 3915375, 7830750]

約数ペア:

[(1, 7830750), (2, 3915375), (3, 2610250), (5, 1566150), (6, 1305125), (10, 783075), (15, 522050), (25, 313230), (30, 261025), (50, 156615), (53, 147750), (75, 104410), (106, 73875), (125, 62646), (150, 52205), (159, 49250), (197, 39750), (250, 31323), (265, 29550), (318, 24625), (375, 20882), (394, 19875), (530, 14775), (591, 13250), (750, 10441), (795, 9850), (985, 7950), (1182, 6625), (1325, 5910), (1590, 4925), (1970, 3975), (2650, 2955)]