64662650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1877}}^1$

素因数の和:1955

約数の個数: 48

約数和(自身を含む): 132038424

約数和(自身を除く): 67375774

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 1325, 1378, 1877, 2650, 3445, 3754, 6890, 9385, 17225, 18770, 24401, 34450, 46925, 48802, 93850, 99481, 122005, 198962, 244010, 497405, 610025, 994810, 1220050, 1293253, 2487025, 2586506, 4974050, 6466265, 12932530, 32331325, 64662650]

約数ペア:

[(1, 64662650), (2, 32331325), (5, 12932530), (10, 6466265), (13, 4974050), (25, 2586506), (26, 2487025), (50, 1293253), (53, 1220050), (65, 994810), (106, 610025), (130, 497405), (265, 244010), (325, 198962), (530, 122005), (650, 99481), (689, 93850), (1325, 48802), (1378, 46925), (1877, 34450), (2650, 24401), (3445, 18770), (3754, 17225), (6890, 9385)]