28880454955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{12511}}^1$

素因数の和:12640

約数の個数: 48

約数和(自身を含む): 40665000960

約数和(自身を除く): 11784546005

約数列:

[1, 5, 11, 19, 47, 55, 95, 209, 235, 517, 893, 1045, 2209, 2585, 4465, 9823, 11045, 12511, 24299, 41971, 49115, 62555, 121495, 137621, 209855, 237709, 461681, 588017, 688105, 1188545, 2308405, 2614799, 2940085, 6468187, 11172323, 13073995, 27636799, 32340935, 55861615, 122895553, 138183995, 304004789, 525099181, 614477765, 1520023945, 2625495905, 5776090991, 28880454955]

約数ペア:

[(1, 28880454955), (5, 5776090991), (11, 2625495905), (19, 1520023945), (47, 614477765), (55, 525099181), (95, 304004789), (209, 138183995), (235, 122895553), (517, 55861615), (893, 32340935), (1045, 27636799), (2209, 13073995), (2585, 11172323), (4465, 6468187), (9823, 2940085), (11045, 2614799), (12511, 2308405), (24299, 1188545), (41971, 688105), (49115, 588017), (62555, 461681), (121495, 237709), (137621, 209855)]