25865060

素因数分解:

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

素因数の和:1952

約数の個数: 48

約数和(自身を含む): 59630256

約数和(自身を除く): 33765196

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 1877, 2756, 3445, 3754, 6890, 7508, 9385, 13780, 18770, 24401, 37540, 48802, 97604, 99481, 122005, 198962, 244010, 397924, 488020, 497405, 994810, 1293253, 1989620, 2586506, 5173012, 6466265, 12932530, 25865060]

約数ペア:

[(1, 25865060), (2, 12932530), (4, 6466265), (5, 5173012), (10, 2586506), (13, 1989620), (20, 1293253), (26, 994810), (52, 497405), (53, 488020), (65, 397924), (106, 244010), (130, 198962), (212, 122005), (260, 99481), (265, 97604), (530, 48802), (689, 37540), (1060, 24401), (1378, 18770), (1877, 13780), (2756, 9385), (3445, 7508), (3754, 6890)]