80010320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{719}}^1$

素因数の和:852

約数の個数: 80

約数和(自身を含む): 202487040

約数和(自身を除く): 122476720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 107, 130, 208, 214, 260, 428, 520, 535, 719, 856, 1040, 1070, 1391, 1438, 1712, 2140, 2782, 2876, 3595, 4280, 5564, 5752, 6955, 7190, 8560, 9347, 11128, 11504, 13910, 14380, 18694, 22256, 27820, 28760, 37388, 46735, 55640, 57520, 74776, 76933, 93470, 111280, 149552, 153866, 186940, 307732, 373880, 384665, 615464, 747760, 769330, 1000129, 1230928, 1538660, 2000258, 3077320, 4000516, 5000645, 6154640, 8001032, 10001290, 16002064, 20002580, 40005160, 80010320]

約数ペア:

[(1, 80010320), (2, 40005160), (4, 20002580), (5, 16002064), (8, 10001290), (10, 8001032), (13, 6154640), (16, 5000645), (20, 4000516), (26, 3077320), (40, 2000258), (52, 1538660), (65, 1230928), (80, 1000129), (104, 769330), (107, 747760), (130, 615464), (208, 384665), (214, 373880), (260, 307732), (428, 186940), (520, 153866), (535, 149552), (719, 111280), (856, 93470), (1040, 76933), (1070, 74776), (1391, 57520), (1438, 55640), (1712, 46735), (2140, 37388), (2782, 28760), (2876, 27820), (3595, 22256), (4280, 18694), (5564, 14380), (5752, 13910), (6955, 11504), (7190, 11128), (8560, 9347)]