25905178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:151

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 21994982

約数列:

[1, 2, 13, 17, 26, 29, 34, 43, 47, 58, 86, 94, 221, 377, 442, 493, 559, 611, 731, 754, 799, 986, 1118, 1222, 1247, 1363, 1462, 1598, 2021, 2494, 2726, 4042, 6409, 9503, 10387, 12818, 16211, 17719, 19006, 20774, 21199, 23171, 26273, 32422, 34357, 35438, 42398, 46342, 52546, 58609, 68714, 117218, 275587, 301223, 446641, 551174, 602446, 761917, 893282, 996353, 1523834, 1992706, 12952589, 25905178]

約数ペア:

[(1, 25905178), (2, 12952589), (13, 1992706), (17, 1523834), (26, 996353), (29, 893282), (34, 761917), (43, 602446), (47, 551174), (58, 446641), (86, 301223), (94, 275587), (221, 117218), (377, 68714), (442, 58609), (493, 52546), (559, 46342), (611, 42398), (731, 35438), (754, 34357), (799, 32422), (986, 26273), (1118, 23171), (1222, 21199), (1247, 20774), (1363, 19006), (1462, 17719), (1598, 16211), (2021, 12818), (2494, 10387), (2726, 9503), (4042, 6409)]