131532180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{168631}}^1$

素因数の和:168656

約数の個数: 48

約数和(自身を含む): 396622464

約数和(自身を除く): 265090284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 168631, 337262, 505893, 674524, 843155, 1011786, 1686310, 2023572, 2192203, 2529465, 3372620, 4384406, 5058930, 6576609, 8768812, 10117860, 10961015, 13153218, 21922030, 26306436, 32883045, 43844060, 65766090, 131532180]

約数ペア:

[(1, 131532180), (2, 65766090), (3, 43844060), (4, 32883045), (5, 26306436), (6, 21922030), (10, 13153218), (12, 10961015), (13, 10117860), (15, 8768812), (20, 6576609), (26, 5058930), (30, 4384406), (39, 3372620), (52, 2529465), (60, 2192203), (65, 2023572), (78, 1686310), (130, 1011786), (156, 843155), (195, 674524), (260, 505893), (390, 337262), (780, 168631)]