628232050

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{1129}}^1$

素因数の和:1531

約数の個数: 48

約数和(自身を含む): 1210636800

約数和(自身を除く): 582404750

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 359, 718, 775, 1129, 1550, 1795, 2258, 3590, 5645, 8975, 11129, 11290, 17950, 22258, 28225, 34999, 55645, 56450, 69998, 111290, 174995, 278225, 349990, 405311, 556450, 810622, 874975, 1749950, 2026555, 4053110, 10132775, 12564641, 20265550, 25129282, 62823205, 125646410, 314116025, 628232050]

約数ペア:

[(1, 628232050), (2, 314116025), (5, 125646410), (10, 62823205), (25, 25129282), (31, 20265550), (50, 12564641), (62, 10132775), (155, 4053110), (310, 2026555), (359, 1749950), (718, 874975), (775, 810622), (1129, 556450), (1550, 405311), (1795, 349990), (2258, 278225), (3590, 174995), (5645, 111290), (8975, 69998), (11129, 56450), (11290, 55645), (17950, 34999), (22258, 28225)]