7425080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 18295200

約数和(自身を除く): 10870120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 131, 218, 260, 262, 436, 520, 524, 545, 655, 872, 1048, 1090, 1310, 1417, 1703, 2180, 2620, 2834, 3406, 4360, 5240, 5668, 6812, 7085, 8515, 11336, 13624, 14170, 14279, 17030, 28340, 28558, 34060, 56680, 57116, 68120, 71395, 114232, 142790, 185627, 285580, 371254, 571160, 742508, 928135, 1485016, 1856270, 3712540, 7425080]

約数ペア:

[(1, 7425080), (2, 3712540), (4, 1856270), (5, 1485016), (8, 928135), (10, 742508), (13, 571160), (20, 371254), (26, 285580), (40, 185627), (52, 142790), (65, 114232), (104, 71395), (109, 68120), (130, 57116), (131, 56680), (218, 34060), (260, 28558), (262, 28340), (436, 17030), (520, 14279), (524, 14170), (545, 13624), (655, 11336), (872, 8515), (1048, 7085), (1090, 6812), (1310, 5668), (1417, 5240), (1703, 4360), (2180, 3406), (2620, 2834)]