26165360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:346

約数の個数: 80

約数和(自身を含む): 66349920

約数和(自身を除く): 40184560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 139, 181, 208, 260, 278, 362, 520, 556, 695, 724, 905, 1040, 1112, 1390, 1448, 1807, 1810, 2224, 2353, 2780, 2896, 3614, 3620, 4706, 5560, 7228, 7240, 9035, 9412, 11120, 11765, 14456, 14480, 18070, 18824, 23530, 25159, 28912, 36140, 37648, 47060, 50318, 72280, 94120, 100636, 125795, 144560, 188240, 201272, 251590, 327067, 402544, 503180, 654134, 1006360, 1308268, 1635335, 2012720, 2616536, 3270670, 5233072, 6541340, 13082680, 26165360]

約数ペア:

[(1, 26165360), (2, 13082680), (4, 6541340), (5, 5233072), (8, 3270670), (10, 2616536), (13, 2012720), (16, 1635335), (20, 1308268), (26, 1006360), (40, 654134), (52, 503180), (65, 402544), (80, 327067), (104, 251590), (130, 201272), (139, 188240), (181, 144560), (208, 125795), (260, 100636), (278, 94120), (362, 72280), (520, 50318), (556, 47060), (695, 37648), (724, 36140), (905, 28912), (1040, 25159), (1112, 23530), (1390, 18824), (1448, 18070), (1807, 14480), (1810, 14456), (2224, 11765), (2353, 11120), (2780, 9412), (2896, 9035), (3614, 7240), (3620, 7228), (4706, 5560)]