156974240

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{23929}}^1$

素因数の和:23985

約数の個数: 48

約数和(自身を含む): 379912680

約数和(自身を除く): 222938440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 23929, 47858, 95716, 119645, 191432, 239290, 382864, 478580, 765728, 957160, 981089, 1914320, 1962178, 3828640, 3924356, 4905445, 7848712, 9810890, 15697424, 19621780, 31394848, 39243560, 78487120, 156974240]

約数ペア:

[(1, 156974240), (2, 78487120), (4, 39243560), (5, 31394848), (8, 19621780), (10, 15697424), (16, 9810890), (20, 7848712), (32, 4905445), (40, 3924356), (41, 3828640), (80, 1962178), (82, 1914320), (160, 981089), (164, 957160), (205, 765728), (328, 478580), (410, 382864), (656, 239290), (820, 191432), (1312, 119645), (1640, 95716), (3280, 47858), (6560, 23929)]