90737075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1493}}^1$

素因数の和:1544

約数の個数: 48

約数和(自身を含む): 140053536

約数和(自身を除く): 49316461

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 85, 143, 187, 221, 275, 325, 425, 715, 935, 1105, 1493, 2431, 3575, 4675, 5525, 7465, 12155, 16423, 19409, 25381, 37325, 60775, 82115, 97045, 126905, 213499, 279191, 329953, 410575, 485225, 634525, 1067495, 1395955, 1649765, 3629483, 5337475, 6979775, 8248825, 18147415, 90737075]

約数ペア:

[(1, 90737075), (5, 18147415), (11, 8248825), (13, 6979775), (17, 5337475), (25, 3629483), (55, 1649765), (65, 1395955), (85, 1067495), (143, 634525), (187, 485225), (221, 410575), (275, 329953), (325, 279191), (425, 213499), (715, 126905), (935, 97045), (1105, 82115), (1493, 60775), (2431, 37325), (3575, 25381), (4675, 19409), (5525, 16423), (7465, 12155)]