17850950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{947}}^1$

素因数の和:1001

約数の個数: 48

約数和(自身を含む): 37028880

約数和(自身を除く): 19177930

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 947, 1450, 1885, 1894, 3770, 4735, 9425, 9470, 12311, 18850, 23675, 24622, 27463, 47350, 54926, 61555, 123110, 137315, 274630, 307775, 357019, 615550, 686575, 714038, 1373150, 1785095, 3570190, 8925475, 17850950]

約数ペア:

[(1, 17850950), (2, 8925475), (5, 3570190), (10, 1785095), (13, 1373150), (25, 714038), (26, 686575), (29, 615550), (50, 357019), (58, 307775), (65, 274630), (130, 137315), (145, 123110), (290, 61555), (325, 54926), (377, 47350), (650, 27463), (725, 24622), (754, 23675), (947, 18850), (1450, 12311), (1885, 9470), (1894, 9425), (3770, 4735)]