78563550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{40289}}^1$

素因数の和:40317

約数の個数: 48

約数和(自身を含む): 209830320

約数和(自身を除く): 131266770

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 40289, 80578, 120867, 201445, 241734, 402890, 523757, 604335, 1007225, 1047514, 1208670, 1571271, 2014450, 2618785, 3021675, 3142542, 5237570, 6043350, 7856355, 13093925, 15712710, 26187850, 39281775, 78563550]

約数ペア:

[(1, 78563550), (2, 39281775), (3, 26187850), (5, 15712710), (6, 13093925), (10, 7856355), (13, 6043350), (15, 5237570), (25, 3142542), (26, 3021675), (30, 2618785), (39, 2014450), (50, 1571271), (65, 1208670), (75, 1047514), (78, 1007225), (130, 604335), (150, 523757), (195, 402890), (325, 241734), (390, 201445), (650, 120867), (975, 80578), (1950, 40289)]