129743120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{124753}}^1$

素因数の和:124779

約数の個数: 40

約数和(自身を含む): 324859416

約数和(自身を除く): 195116296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 124753, 249506, 499012, 623765, 998024, 1247530, 1621789, 1996048, 2495060, 3243578, 4990120, 6487156, 8108945, 9980240, 12974312, 16217890, 25948624, 32435780, 64871560, 129743120]

約数ペア:

[(1, 129743120), (2, 64871560), (4, 32435780), (5, 25948624), (8, 16217890), (10, 12974312), (13, 9980240), (16, 8108945), (20, 6487156), (26, 4990120), (40, 3243578), (52, 2495060), (65, 1996048), (80, 1621789), (104, 1247530), (130, 998024), (208, 623765), (260, 499012), (520, 249506), (1040, 124753)]