77687656

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3677}}^1$

素因数の和:3841

約数の個数: 32

約数和(自身を含む): 154476000

約数和(自身を除く): 76788344

約数列:

[1, 2, 4, 8, 19, 38, 76, 139, 152, 278, 556, 1112, 2641, 3677, 5282, 7354, 10564, 14708, 21128, 29416, 69863, 139726, 279452, 511103, 558904, 1022206, 2044412, 4088824, 9710957, 19421914, 38843828, 77687656]

約数ペア:

[(1, 77687656), (2, 38843828), (4, 19421914), (8, 9710957), (19, 4088824), (38, 2044412), (76, 1022206), (139, 558904), (152, 511103), (278, 279452), (556, 139726), (1112, 69863), (2641, 29416), (3677, 21128), (5282, 14708), (7354, 10564)]