84241880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1657}}^1$

素因数の和:1740

約数の個数: 64

約数和(自身を含む): 200551680

約数和(自身を除く): 116309800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 1240, 1271, 1640, 1657, 2542, 3314, 5084, 6355, 6628, 8285, 10168, 12710, 13256, 16570, 25420, 33140, 50840, 51367, 66280, 67937, 102734, 135874, 205468, 256835, 271748, 339685, 410936, 513670, 543496, 679370, 1027340, 1358740, 2054680, 2106047, 2717480, 4212094, 8424188, 10530235, 16848376, 21060470, 42120940, 84241880]

約数ペア:

[(1, 84241880), (2, 42120940), (4, 21060470), (5, 16848376), (8, 10530235), (10, 8424188), (20, 4212094), (31, 2717480), (40, 2106047), (41, 2054680), (62, 1358740), (82, 1027340), (124, 679370), (155, 543496), (164, 513670), (205, 410936), (248, 339685), (310, 271748), (328, 256835), (410, 205468), (620, 135874), (820, 102734), (1240, 67937), (1271, 66280), (1640, 51367), (1657, 50840), (2542, 33140), (3314, 25420), (5084, 16570), (6355, 13256), (6628, 12710), (8285, 10168)]