54278290160

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{977}}^1\times {\mathrm{9781}}^1$

素因数の和:10842

約数の個数: 80

約数和(自身を含む): 128118532032

約数和(自身を除く): 73840241872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 977, 1136, 1420, 1954, 2840, 3908, 4885, 5680, 7816, 9770, 9781, 15632, 19540, 19562, 39080, 39124, 48905, 69367, 78160, 78248, 97810, 138734, 156496, 195620, 277468, 346835, 391240, 554936, 693670, 694451, 782480, 1109872, 1387340, 1388902, 2774680, 2777804, 3472255, 5549360, 5555608, 6944510, 9556037, 11111216, 13889020, 19112074, 27778040, 38224148, 47780185, 55556080, 76448296, 95560370, 152896592, 191120740, 382241480, 678478627, 764482960, 1356957254, 2713914508, 3392393135, 5427829016, 6784786270, 10855658032, 13569572540, 27139145080, 54278290160]

約数ペア:

[(1, 54278290160), (2, 27139145080), (4, 13569572540), (5, 10855658032), (8, 6784786270), (10, 5427829016), (16, 3392393135), (20, 2713914508), (40, 1356957254), (71, 764482960), (80, 678478627), (142, 382241480), (284, 191120740), (355, 152896592), (568, 95560370), (710, 76448296), (977, 55556080), (1136, 47780185), (1420, 38224148), (1954, 27778040), (2840, 19112074), (3908, 13889020), (4885, 11111216), (5680, 9556037), (7816, 6944510), (9770, 5555608), (9781, 5549360), (15632, 3472255), (19540, 2777804), (19562, 2774680), (39080, 1388902), (39124, 1387340), (48905, 1109872), (69367, 782480), (78160, 694451), (78248, 693670), (97810, 554936), (138734, 391240), (156496, 346835), (195620, 277468)]