202110025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 288825264

約数和(自身を除く): 86715239

約数列:

[1, 5, 13, 17, 25, 65, 85, 157, 221, 233, 325, 425, 785, 1105, 1165, 2041, 2669, 3029, 3925, 3961, 5525, 5825, 10205, 13345, 15145, 19805, 34697, 36581, 51025, 51493, 66725, 75725, 99025, 173485, 182905, 257465, 475553, 621877, 867425, 914525, 1287325, 2377765, 3109385, 8084401, 11888825, 15546925, 40422005, 202110025]

約数ペア:

[(1, 202110025), (5, 40422005), (13, 15546925), (17, 11888825), (25, 8084401), (65, 3109385), (85, 2377765), (157, 1287325), (221, 914525), (233, 867425), (325, 621877), (425, 475553), (785, 257465), (1105, 182905), (1165, 173485), (2041, 99025), (2669, 75725), (3029, 66725), (3925, 51493), (3961, 51025), (5525, 36581), (5825, 34697), (10205, 19805), (13345, 15145)]