79549808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20129}}^1$

素因数の和:20169

約数の個数: 40

約数和(自身を含む): 174728400

約数和(自身を除く): 95178592

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 20129, 40258, 80516, 161032, 261677, 322064, 382451, 523354, 764902, 1046708, 1529804, 2093416, 3059608, 4186832, 4971863, 6119216, 9943726, 19887452, 39774904, 79549808]

約数ペア:

[(1, 79549808), (2, 39774904), (4, 19887452), (8, 9943726), (13, 6119216), (16, 4971863), (19, 4186832), (26, 3059608), (38, 2093416), (52, 1529804), (76, 1046708), (104, 764902), (152, 523354), (208, 382451), (247, 322064), (304, 261677), (494, 161032), (988, 80516), (1976, 40258), (3952, 20129)]