38640575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 54639360

約数和(自身を除く): 15998785

約数列:

[1, 5, 17, 23, 25, 59, 67, 85, 115, 295, 335, 391, 425, 575, 1003, 1139, 1357, 1475, 1541, 1675, 1955, 3953, 5015, 5695, 6785, 7705, 9775, 19765, 23069, 25075, 26197, 28475, 33925, 38525, 67201, 90919, 98825, 115345, 130985, 336005, 454595, 576725, 654925, 1545623, 1680025, 2272975, 7728115, 38640575]

約数ペア:

[(1, 38640575), (5, 7728115), (17, 2272975), (23, 1680025), (25, 1545623), (59, 654925), (67, 576725), (85, 454595), (115, 336005), (295, 130985), (335, 115345), (391, 98825), (425, 90919), (575, 67201), (1003, 38525), (1139, 33925), (1357, 28475), (1475, 26197), (1541, 25075), (1675, 23069), (1955, 19765), (3953, 9775), (5015, 7705), (5695, 6785)]