71323850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{557}}^1$

素因数の和:779

約数の個数: 48

約数和(自身を含む): 143850168

約数和(自身を除く): 72526318

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 197, 325, 394, 557, 650, 985, 1114, 1970, 2561, 2785, 4925, 5122, 5570, 7241, 9850, 12805, 13925, 14482, 25610, 27850, 36205, 64025, 72410, 109729, 128050, 181025, 219458, 362050, 548645, 1097290, 1426477, 2743225, 2852954, 5486450, 7132385, 14264770, 35661925, 71323850]

約数ペア:

[(1, 71323850), (2, 35661925), (5, 14264770), (10, 7132385), (13, 5486450), (25, 2852954), (26, 2743225), (50, 1426477), (65, 1097290), (130, 548645), (197, 362050), (325, 219458), (394, 181025), (557, 128050), (650, 109729), (985, 72410), (1114, 64025), (1970, 36205), (2561, 27850), (2785, 25610), (4925, 14482), (5122, 13925), (5570, 12805), (7241, 9850)]