156880060

素因数分解:

$2^2\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{4993}}^1$

素因数の和:6573

約数の個数: 24

約数和(自身を含む): 329723856

約数和(自身を除く): 172843796

約数列:

[1, 2, 4, 5, 10, 20, 1571, 3142, 4993, 6284, 7855, 9986, 15710, 19972, 24965, 31420, 49930, 99860, 7844003, 15688006, 31376012, 39220015, 78440030, 156880060]

約数ペア:

[(1, 156880060), (2, 78440030), (4, 39220015), (5, 31376012), (10, 15688006), (20, 7844003), (1571, 99860), (3142, 49930), (4993, 31420), (6284, 24965), (7855, 19972), (9986, 15710)]