42252925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 62995968

約数和(自身を除く): 20743043

約数列:

[1, 5, 11, 13, 25, 53, 55, 65, 143, 223, 265, 275, 325, 583, 689, 715, 1115, 1325, 2453, 2899, 2915, 3445, 3575, 5575, 7579, 11819, 12265, 14495, 14575, 17225, 31889, 37895, 59095, 61325, 72475, 130009, 153647, 159445, 189475, 295475, 650045, 768235, 797225, 1690117, 3250225, 3841175, 8450585, 42252925]

約数ペア:

[(1, 42252925), (5, 8450585), (11, 3841175), (13, 3250225), (25, 1690117), (53, 797225), (55, 768235), (65, 650045), (143, 295475), (223, 189475), (265, 159445), (275, 153647), (325, 130009), (583, 72475), (689, 61325), (715, 59095), (1115, 37895), (1325, 31889), (2453, 17225), (2899, 14575), (2915, 14495), (3445, 12265), (3575, 11819), (5575, 7579)]