25982120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2011}}^1$

素因数の和:2058

約数の個数: 64

約数和(自身を含む): 65188800

約数和(自身を除く): 39206680

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2011, 2584, 3230, 4022, 6460, 8044, 10055, 12920, 16088, 20110, 34187, 38209, 40220, 68374, 76418, 80440, 136748, 152836, 170935, 191045, 273496, 305672, 341870, 382090, 649553, 683740, 764180, 1299106, 1367480, 1528360, 2598212, 3247765, 5196424, 6495530, 12991060, 25982120]

約数ペア:

[(1, 25982120), (2, 12991060), (4, 6495530), (5, 5196424), (8, 3247765), (10, 2598212), (17, 1528360), (19, 1367480), (20, 1299106), (34, 764180), (38, 683740), (40, 649553), (68, 382090), (76, 341870), (85, 305672), (95, 273496), (136, 191045), (152, 170935), (170, 152836), (190, 136748), (323, 80440), (340, 76418), (380, 68374), (646, 40220), (680, 38209), (760, 34187), (1292, 20110), (1615, 16088), (2011, 12920), (2584, 10055), (3230, 8044), (4022, 6460)]