18771877150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{172933}}^1$

素因数の和:173125

約数の個数: 48

約数和(自身を含む): 37826891424

約数和(自身を除く): 19055014274

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 167, 325, 334, 650, 835, 1670, 2171, 4175, 4342, 8350, 10855, 21710, 54275, 108550, 172933, 345866, 864665, 1729330, 2248129, 4323325, 4496258, 8646650, 11240645, 22481290, 28879811, 56203225, 57759622, 112406450, 144399055, 288798110, 375437543, 721995275, 750875086, 1443990550, 1877187715, 3754375430, 9385938575, 18771877150]

約数ペア:

[(1, 18771877150), (2, 9385938575), (5, 3754375430), (10, 1877187715), (13, 1443990550), (25, 750875086), (26, 721995275), (50, 375437543), (65, 288798110), (130, 144399055), (167, 112406450), (325, 57759622), (334, 56203225), (650, 28879811), (835, 22481290), (1670, 11240645), (2171, 8646650), (4175, 4496258), (4342, 4323325), (8350, 2248129), (10855, 1729330), (21710, 864665), (54275, 345866), (108550, 172933)]