79909375

素因数分解:

$5^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 123367104

約数和(自身を除く): 43457729

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 125, 175, 281, 325, 455, 625, 875, 1405, 1625, 1967, 2275, 3125, 3653, 4375, 7025, 8125, 9835, 11375, 18265, 21875, 25571, 35125, 40625, 49175, 56875, 91325, 127855, 175625, 245875, 284375, 456625, 639275, 878125, 1229375, 2283125, 3196375, 6146875, 11415625, 15981875, 79909375]

約数ペア:

[(1, 79909375), (5, 15981875), (7, 11415625), (13, 6146875), (25, 3196375), (35, 2283125), (65, 1229375), (91, 878125), (125, 639275), (175, 456625), (281, 284375), (325, 245875), (455, 175625), (625, 127855), (875, 91325), (1405, 56875), (1625, 49175), (1967, 40625), (2275, 35125), (3125, 25571), (3653, 21875), (4375, 18265), (7025, 11375), (8125, 9835)]