285202275

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{457}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 484549344

約数和(自身を除く): 199347069

約数列:

[1, 3, 5, 15, 25, 53, 75, 157, 159, 265, 457, 471, 785, 795, 1325, 1371, 2285, 2355, 3925, 3975, 6855, 8321, 11425, 11775, 24221, 24963, 34275, 41605, 71749, 72663, 121105, 124815, 208025, 215247, 358745, 363315, 605525, 624075, 1076235, 1793725, 1816575, 3802697, 5381175, 11408091, 19013485, 57040455, 95067425, 285202275]

約数ペア:

[(1, 285202275), (3, 95067425), (5, 57040455), (15, 19013485), (25, 11408091), (53, 5381175), (75, 3802697), (157, 1816575), (159, 1793725), (265, 1076235), (457, 624075), (471, 605525), (785, 363315), (795, 358745), (1325, 215247), (1371, 208025), (2285, 124815), (2355, 121105), (3925, 72663), (3975, 71749), (6855, 41605), (8321, 34275), (11425, 24963), (11775, 24221)]