79139560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1031}}^1$

素因数の和:1162

約数の個数: 64

約数和(自身を含む): 189475200

約数和(自身を除く): 110335640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 101, 152, 190, 202, 380, 404, 505, 760, 808, 1010, 1031, 1919, 2020, 2062, 3838, 4040, 4124, 5155, 7676, 8248, 9595, 10310, 15352, 19190, 19589, 20620, 38380, 39178, 41240, 76760, 78356, 97945, 104131, 156712, 195890, 208262, 391780, 416524, 520655, 783560, 833048, 1041310, 1978489, 2082620, 3956978, 4165240, 7913956, 9892445, 15827912, 19784890, 39569780, 79139560]

約数ペア:

[(1, 79139560), (2, 39569780), (4, 19784890), (5, 15827912), (8, 9892445), (10, 7913956), (19, 4165240), (20, 3956978), (38, 2082620), (40, 1978489), (76, 1041310), (95, 833048), (101, 783560), (152, 520655), (190, 416524), (202, 391780), (380, 208262), (404, 195890), (505, 156712), (760, 104131), (808, 97945), (1010, 78356), (1031, 76760), (1919, 41240), (2020, 39178), (2062, 38380), (3838, 20620), (4040, 19589), (4124, 19190), (5155, 15352), (7676, 10310), (8248, 9595)]