127935610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{16381}}^1$

素因数の和:16470

約数の個数: 32

約数和(自身を含む): 254772864

約数和(自身を除く): 126837254

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 16381, 32762, 81905, 163810, 180191, 360382, 900955, 1163051, 1801910, 2326102, 5815255, 11630510, 12793561, 25587122, 63967805, 127935610]

約数ペア:

[(1, 127935610), (2, 63967805), (5, 25587122), (10, 12793561), (11, 11630510), (22, 5815255), (55, 2326102), (71, 1801910), (110, 1163051), (142, 900955), (355, 360382), (710, 180191), (781, 163810), (1562, 81905), (3905, 32762), (7810, 16381)]