7889780950

素因数分解:

$2^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{181}}^1\times {\mathrm{5851}}^1$

素因数の和:6193

約数の個数: 48

約数和(自身を含む): 14857642800

約数和(自身を除く): 6967861850

約数列:

[1, 2, 5, 10, 25, 50, 149, 181, 298, 362, 745, 905, 1490, 1810, 3725, 4525, 5851, 7450, 9050, 11702, 26969, 29255, 53938, 58510, 134845, 146275, 269690, 292550, 674225, 871799, 1059031, 1348450, 1743598, 2118062, 4358995, 5295155, 8717990, 10590310, 21794975, 26475775, 43589950, 52951550, 157795619, 315591238, 788978095, 1577956190, 3944890475, 7889780950]

約数ペア:

[(1, 7889780950), (2, 3944890475), (5, 1577956190), (10, 788978095), (25, 315591238), (50, 157795619), (149, 52951550), (181, 43589950), (298, 26475775), (362, 21794975), (745, 10590310), (905, 8717990), (1490, 5295155), (1810, 4358995), (3725, 2118062), (4525, 1743598), (5851, 1348450), (7450, 1059031), (9050, 871799), (11702, 674225), (26969, 292550), (29255, 269690), (53938, 146275), (58510, 134845)]