1555140080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{51563}}^1$

素因数の和:51618

約数の個数: 80

約数和(自身を含む): 4028179680

約数和(自身を除く): 2473039600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 520, 580, 754, 1040, 1160, 1508, 1885, 2320, 3016, 3770, 6032, 7540, 15080, 30160, 51563, 103126, 206252, 257815, 412504, 515630, 670319, 825008, 1031260, 1340638, 1495327, 2062520, 2681276, 2990654, 3351595, 4125040, 5362552, 5981308, 6703190, 7476635, 10725104, 11962616, 13406380, 14953270, 19439251, 23925232, 26812760, 29906540, 38878502, 53625520, 59813080, 77757004, 97196255, 119626160, 155514008, 194392510, 311028016, 388785020, 777570040, 1555140080]

約数ペア:

[(1, 1555140080), (2, 777570040), (4, 388785020), (5, 311028016), (8, 194392510), (10, 155514008), (13, 119626160), (16, 97196255), (20, 77757004), (26, 59813080), (29, 53625520), (40, 38878502), (52, 29906540), (58, 26812760), (65, 23925232), (80, 19439251), (104, 14953270), (116, 13406380), (130, 11962616), (145, 10725104), (208, 7476635), (232, 6703190), (260, 5981308), (290, 5362552), (377, 4125040), (464, 3351595), (520, 2990654), (580, 2681276), (754, 2062520), (1040, 1495327), (1160, 1340638), (1508, 1031260), (1885, 825008), (2320, 670319), (3016, 515630), (3770, 412504), (6032, 257815), (7540, 206252), (15080, 103126), (30160, 51563)]