61640138

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:132

約数の個数: 72

約数和(自身を含む): 119149380

約数和(自身を除く): 57509242

約数列:

[1, 2, 7, 14, 23, 29, 41, 46, 49, 58, 82, 98, 161, 203, 287, 322, 406, 529, 574, 667, 943, 1058, 1127, 1189, 1334, 1421, 1886, 2009, 2254, 2378, 2842, 3703, 4018, 4669, 6601, 7406, 8323, 9338, 13202, 15341, 16646, 21689, 25921, 27347, 30682, 32683, 43378, 46207, 51842, 54694, 58261, 65366, 92414, 107387, 116522, 151823, 191429, 214774, 303646, 382858, 628981, 751709, 1062761, 1257962, 1340003, 1503418, 2125522, 2680006, 4402867, 8805734, 30820069, 61640138]

約数ペア:

[(1, 61640138), (2, 30820069), (7, 8805734), (14, 4402867), (23, 2680006), (29, 2125522), (41, 1503418), (46, 1340003), (49, 1257962), (58, 1062761), (82, 751709), (98, 628981), (161, 382858), (203, 303646), (287, 214774), (322, 191429), (406, 151823), (529, 116522), (574, 107387), (667, 92414), (943, 65366), (1058, 58261), (1127, 54694), (1189, 51842), (1334, 46207), (1421, 43378), (1886, 32683), (2009, 30682), (2254, 27347), (2378, 25921), (2842, 21689), (3703, 16646), (4018, 15341), (4669, 13202), (6601, 9338), (7406, 8323)]