77881912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{1637}}^1$

素因数の和:1975

約数の個数: 32

約数和(自身を含む): 154299600

約数和(自身を除く): 76417688

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 313, 626, 1252, 1637, 2504, 3274, 5947, 6548, 11894, 13096, 23788, 31103, 47576, 62206, 124412, 248824, 512381, 1024762, 2049524, 4099048, 9735239, 19470478, 38940956, 77881912]

約数ペア:

[(1, 77881912), (2, 38940956), (4, 19470478), (8, 9735239), (19, 4099048), (38, 2049524), (76, 1024762), (152, 512381), (313, 248824), (626, 124412), (1252, 62206), (1637, 47576), (2504, 31103), (3274, 23788), (5947, 13096), (6548, 11894)]