28700863490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{204233}}^1$

素因数の和:204323

約数の個数: 64

約数和(自身を含む): 59289947136

約数和(自身を除く): 30589083646

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 47, 65, 94, 115, 130, 230, 235, 299, 470, 598, 611, 1081, 1222, 1495, 2162, 2990, 3055, 5405, 6110, 10810, 14053, 28106, 70265, 140530, 204233, 408466, 1021165, 2042330, 2655029, 4697359, 5310058, 9394718, 9598951, 13275145, 19197902, 23486795, 26550290, 46973590, 47994755, 61065667, 95989510, 122131334, 124786363, 220775873, 249572726, 305328335, 441551746, 610656670, 623931815, 1103879365, 1247863630, 2207758730, 2870086349, 5740172698, 14350431745, 28700863490]

約数ペア:

[(1, 28700863490), (2, 14350431745), (5, 5740172698), (10, 2870086349), (13, 2207758730), (23, 1247863630), (26, 1103879365), (46, 623931815), (47, 610656670), (65, 441551746), (94, 305328335), (115, 249572726), (130, 220775873), (230, 124786363), (235, 122131334), (299, 95989510), (470, 61065667), (598, 47994755), (611, 46973590), (1081, 26550290), (1222, 23486795), (1495, 19197902), (2162, 13275145), (2990, 9598951), (3055, 9394718), (5405, 5310058), (6110, 4697359), (10810, 2655029), (14053, 2042330), (28106, 1021165), (70265, 408466), (140530, 204233)]