80275990

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{359}}^1\times {\mathrm{379}}^1$

素因数の和:804

約数の個数: 32

約数和(自身を含む): 147744000

約数和(自身を除く): 67468010

約数列:

[1, 2, 5, 10, 59, 118, 295, 359, 379, 590, 718, 758, 1795, 1895, 3590, 3790, 21181, 22361, 42362, 44722, 105905, 111805, 136061, 211810, 223610, 272122, 680305, 1360610, 8027599, 16055198, 40137995, 80275990]

約数ペア:

[(1, 80275990), (2, 40137995), (5, 16055198), (10, 8027599), (59, 1360610), (118, 680305), (295, 272122), (359, 223610), (379, 211810), (590, 136061), (718, 111805), (758, 105905), (1795, 44722), (1895, 42362), (3590, 22361), (3790, 21181)]