25782218

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 26472502

約数列:

[1, 2, 7, 11, 14, 22, 23, 29, 46, 58, 77, 154, 161, 203, 251, 253, 319, 322, 406, 502, 506, 638, 667, 1334, 1757, 1771, 2233, 2761, 3514, 3542, 4466, 4669, 5522, 5773, 7279, 7337, 9338, 11546, 14558, 14674, 19327, 38654, 40411, 50953, 51359, 63503, 80069, 80822, 101906, 102718, 127006, 160138, 167417, 334834, 444521, 560483, 889042, 1120966, 1171919, 1841587, 2343838, 3683174, 12891109, 25782218]

約数ペア:

[(1, 25782218), (2, 12891109), (7, 3683174), (11, 2343838), (14, 1841587), (22, 1171919), (23, 1120966), (29, 889042), (46, 560483), (58, 444521), (77, 334834), (154, 167417), (161, 160138), (203, 127006), (251, 102718), (253, 101906), (319, 80822), (322, 80069), (406, 63503), (502, 51359), (506, 50953), (638, 40411), (667, 38654), (1334, 19327), (1757, 14674), (1771, 14558), (2233, 11546), (2761, 9338), (3514, 7337), (3542, 7279), (4466, 5773), (4669, 5522)]