785367080

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1\times {\mathrm{421}}^1$

素因数の和:894

約数の個数: 64

約数和(自身を含む): 1788858000

約数和(自身を除く): 1003490920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 313, 421, 596, 626, 745, 842, 1192, 1252, 1490, 1565, 1684, 2105, 2504, 2980, 3130, 3368, 4210, 5960, 6260, 8420, 12520, 16840, 46637, 62729, 93274, 125458, 131773, 186548, 233185, 250916, 263546, 313645, 373096, 466370, 501832, 527092, 627290, 658865, 932740, 1054184, 1254580, 1317730, 1865480, 2509160, 2635460, 5270920, 19634177, 39268354, 78536708, 98170885, 157073416, 196341770, 392683540, 785367080]

約数ペア:

[(1, 785367080), (2, 392683540), (4, 196341770), (5, 157073416), (8, 98170885), (10, 78536708), (20, 39268354), (40, 19634177), (149, 5270920), (298, 2635460), (313, 2509160), (421, 1865480), (596, 1317730), (626, 1254580), (745, 1054184), (842, 932740), (1192, 658865), (1252, 627290), (1490, 527092), (1565, 501832), (1684, 466370), (2105, 373096), (2504, 313645), (2980, 263546), (3130, 250916), (3368, 233185), (4210, 186548), (5960, 131773), (6260, 125458), (8420, 93274), (12520, 62729), (16840, 46637)]