82491320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{233}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 191056320

約数和(自身を除く): 108565000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 167, 212, 233, 265, 334, 424, 466, 530, 668, 835, 932, 1060, 1165, 1336, 1670, 1864, 2120, 2330, 3340, 4660, 6680, 8851, 9320, 12349, 17702, 24698, 35404, 38911, 44255, 49396, 61745, 70808, 77822, 88510, 98792, 123490, 155644, 177020, 194555, 246980, 311288, 354040, 389110, 493960, 778220, 1556440, 2062283, 4124566, 8249132, 10311415, 16498264, 20622830, 41245660, 82491320]

約数ペア:

[(1, 82491320), (2, 41245660), (4, 20622830), (5, 16498264), (8, 10311415), (10, 8249132), (20, 4124566), (40, 2062283), (53, 1556440), (106, 778220), (167, 493960), (212, 389110), (233, 354040), (265, 311288), (334, 246980), (424, 194555), (466, 177020), (530, 155644), (668, 123490), (835, 98792), (932, 88510), (1060, 77822), (1165, 70808), (1336, 61745), (1670, 49396), (1864, 44255), (2120, 38911), (2330, 35404), (3340, 24698), (4660, 17702), (6680, 12349), (8851, 9320)]