51645340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{691}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 112652064

約数和(自身を除く): 61006724

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 101, 148, 185, 202, 370, 404, 505, 691, 740, 1010, 1382, 2020, 2764, 3455, 3737, 6910, 7474, 13820, 14948, 18685, 25567, 37370, 51134, 69791, 74740, 102268, 127835, 139582, 255670, 279164, 348955, 511340, 697910, 1395820, 2582267, 5164534, 10329068, 12911335, 25822670, 51645340]

約数ペア:

[(1, 51645340), (2, 25822670), (4, 12911335), (5, 10329068), (10, 5164534), (20, 2582267), (37, 1395820), (74, 697910), (101, 511340), (148, 348955), (185, 279164), (202, 255670), (370, 139582), (404, 127835), (505, 102268), (691, 74740), (740, 69791), (1010, 51134), (1382, 37370), (2020, 25567), (2764, 18685), (3455, 14948), (3737, 13820), (6910, 7474)]