28718698450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2053}}^1\times {\mathrm{21521}}^1$

素因数の和:23599

約数の個数: 48

約数和(自身を含む): 57556456776

約数和(自身を除く): 28837758326

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 2053, 4106, 10265, 20530, 21521, 26689, 43042, 51325, 53378, 102650, 107605, 133445, 215210, 266890, 279773, 538025, 559546, 667225, 1076050, 1334450, 1398865, 2797730, 6994325, 13988650, 44182613, 88365226, 220913065, 441826130, 574373969, 1104565325, 1148747938, 2209130650, 2871869845, 5743739690, 14359349225, 28718698450]

約数ペア:

[(1, 28718698450), (2, 14359349225), (5, 5743739690), (10, 2871869845), (13, 2209130650), (25, 1148747938), (26, 1104565325), (50, 574373969), (65, 441826130), (130, 220913065), (325, 88365226), (650, 44182613), (2053, 13988650), (4106, 6994325), (10265, 2797730), (20530, 1398865), (21521, 1334450), (26689, 1076050), (43042, 667225), (51325, 559546), (53378, 538025), (102650, 279773), (107605, 266890), (133445, 215210)]