30980300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23831}}^1$

素因数の和:23858

約数の個数: 36

約数和(自身を含む): 72401616

約数和(自身を除く): 41421316

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 23831, 47662, 95324, 119155, 238310, 309803, 476620, 595775, 619606, 1191550, 1239212, 1549015, 2383100, 3098030, 6196060, 7745075, 15490150, 30980300]

約数ペア:

[(1, 30980300), (2, 15490150), (4, 7745075), (5, 6196060), (10, 3098030), (13, 2383100), (20, 1549015), (25, 1239212), (26, 1191550), (50, 619606), (52, 595775), (65, 476620), (100, 309803), (130, 238310), (260, 119155), (325, 95324), (650, 47662), (1300, 23831)]