620994530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{16529}}^1$

素因数の和:16583

約数の個数: 48

約数和(自身を含む): 1278826920

約数和(自身を除く): 657832390

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 289, 442, 578, 1105, 1445, 2210, 2890, 3757, 7514, 16529, 18785, 33058, 37570, 82645, 165290, 214877, 280993, 429754, 561986, 1074385, 1404965, 2148770, 2809930, 3652909, 4776881, 7305818, 9553762, 18264545, 23884405, 36529090, 47768810, 62099453, 124198906, 310497265, 620994530]

約数ペア:

[(1, 620994530), (2, 310497265), (5, 124198906), (10, 62099453), (13, 47768810), (17, 36529090), (26, 23884405), (34, 18264545), (65, 9553762), (85, 7305818), (130, 4776881), (170, 3652909), (221, 2809930), (289, 2148770), (442, 1404965), (578, 1074385), (1105, 561986), (1445, 429754), (2210, 280993), (2890, 214877), (3757, 165290), (7514, 82645), (16529, 37570), (18785, 33058)]