1225844225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 1643847168

約数和(自身を除く): 418002943

約数列:

[1, 5, 23, 25, 37, 115, 157, 185, 367, 575, 785, 851, 925, 1835, 3611, 3925, 4255, 5809, 8441, 9175, 13579, 18055, 21275, 29045, 42205, 57619, 67895, 90275, 133607, 145225, 211025, 288095, 312317, 339475, 668035, 1325237, 1440475, 1561585, 2131903, 3340175, 6626185, 7807925, 10659515, 33130925, 49033769, 53297575, 245168845, 1225844225]

約数ペア:

[(1, 1225844225), (5, 245168845), (23, 53297575), (25, 49033769), (37, 33130925), (115, 10659515), (157, 7807925), (185, 6626185), (367, 3340175), (575, 2131903), (785, 1561585), (851, 1440475), (925, 1325237), (1835, 668035), (3611, 339475), (3925, 312317), (4255, 288095), (5809, 211025), (8441, 145225), (9175, 133607), (13579, 90275), (18055, 67895), (21275, 57619), (29045, 42205)]