519117560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{4177}}^1$

素因数の和:4440

約数の個数: 64

約数和(自身を含む): 1263427200

約数和(自身を除く): 744309640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 239, 260, 478, 520, 956, 1195, 1912, 2390, 3107, 4177, 4780, 6214, 8354, 9560, 12428, 15535, 16708, 20885, 24856, 31070, 33416, 41770, 54301, 62140, 83540, 108602, 124280, 167080, 217204, 271505, 434408, 543010, 998303, 1086020, 1996606, 2172040, 3993212, 4991515, 7986424, 9983030, 12977939, 19966060, 25955878, 39932120, 51911756, 64889695, 103823512, 129779390, 259558780, 519117560]

約数ペア:

[(1, 519117560), (2, 259558780), (4, 129779390), (5, 103823512), (8, 64889695), (10, 51911756), (13, 39932120), (20, 25955878), (26, 19966060), (40, 12977939), (52, 9983030), (65, 7986424), (104, 4991515), (130, 3993212), (239, 2172040), (260, 1996606), (478, 1086020), (520, 998303), (956, 543010), (1195, 434408), (1912, 271505), (2390, 217204), (3107, 167080), (4177, 124280), (4780, 108602), (6214, 83540), (8354, 62140), (9560, 54301), (12428, 41770), (15535, 33416), (16708, 31070), (20885, 24856)]