129028120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19087}}^1$

素因数の和:19124

約数の個数: 48

約数和(自身を含む): 314379360

約数和(自身を除く): 185351240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 19087, 38174, 76348, 95435, 152696, 190870, 248131, 381740, 496262, 763480, 992524, 1240655, 1985048, 2481310, 3225703, 4962620, 6451406, 9925240, 12902812, 16128515, 25805624, 32257030, 64514060, 129028120]

約数ペア:

[(1, 129028120), (2, 64514060), (4, 32257030), (5, 25805624), (8, 16128515), (10, 12902812), (13, 9925240), (20, 6451406), (26, 4962620), (40, 3225703), (52, 2481310), (65, 1985048), (104, 1240655), (130, 992524), (169, 763480), (260, 496262), (338, 381740), (520, 248131), (676, 190870), (845, 152696), (1352, 95435), (1690, 76348), (3380, 38174), (6760, 19087)]