79727700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20443}}^1$

素因数の和:20473

約数の個数: 72

約数和(自身を含む): 248435488

約数和(自身を除く): 168707788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 20443, 40886, 61329, 81772, 102215, 122658, 204430, 245316, 265759, 306645, 408860, 511075, 531518, 613290, 797277, 1022150, 1063036, 1226580, 1328795, 1533225, 1594554, 2044300, 2657590, 3066450, 3189108, 3986385, 5315180, 6132900, 6643975, 7972770, 13287950, 15945540, 19931925, 26575900, 39863850, 79727700]

約数ペア:

[(1, 79727700), (2, 39863850), (3, 26575900), (4, 19931925), (5, 15945540), (6, 13287950), (10, 7972770), (12, 6643975), (13, 6132900), (15, 5315180), (20, 3986385), (25, 3189108), (26, 3066450), (30, 2657590), (39, 2044300), (50, 1594554), (52, 1533225), (60, 1328795), (65, 1226580), (75, 1063036), (78, 1022150), (100, 797277), (130, 613290), (150, 531518), (156, 511075), (195, 408860), (260, 306645), (300, 265759), (325, 245316), (390, 204430), (650, 122658), (780, 102215), (975, 81772), (1300, 61329), (1950, 40886), (3900, 20443)]