156760220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{3607}}^1$

素因数の和:3710

約数の個数: 48

約数和(自身を含む): 343683648

約数和(自身を除く): 186923428

約数列:

[1, 2, 4, 5, 10, 20, 41, 53, 82, 106, 164, 205, 212, 265, 410, 530, 820, 1060, 2173, 3607, 4346, 7214, 8692, 10865, 14428, 18035, 21730, 36070, 43460, 72140, 147887, 191171, 295774, 382342, 591548, 739435, 764684, 955855, 1478870, 1911710, 2957740, 3823420, 7838011, 15676022, 31352044, 39190055, 78380110, 156760220]

約数ペア:

[(1, 156760220), (2, 78380110), (4, 39190055), (5, 31352044), (10, 15676022), (20, 7838011), (41, 3823420), (53, 2957740), (82, 1911710), (106, 1478870), (164, 955855), (205, 764684), (212, 739435), (265, 591548), (410, 382342), (530, 295774), (820, 191171), (1060, 147887), (2173, 72140), (3607, 43460), (4346, 36070), (7214, 21730), (8692, 18035), (10865, 14428)]