677710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:180

約数の個数: 32

約数和(自身を含む): 1365984

約数和(自身を除く): 688274

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 101, 110, 122, 202, 305, 505, 610, 671, 1010, 1111, 1342, 2222, 3355, 5555, 6161, 6710, 11110, 12322, 30805, 61610, 67771, 135542, 338855, 677710]

約数ペア:

[(1, 677710), (2, 338855), (5, 135542), (10, 67771), (11, 61610), (22, 30805), (55, 12322), (61, 11110), (101, 6710), (110, 6161), (122, 5555), (202, 3355), (305, 2222), (505, 1342), (610, 1111), (671, 1010)]