65109520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{499}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 174096000

約数和(自身を除く): 108986480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 233, 280, 466, 499, 560, 932, 998, 1165, 1631, 1864, 1996, 2330, 2495, 3262, 3493, 3728, 3992, 4660, 4990, 6524, 6986, 7984, 8155, 9320, 9980, 13048, 13972, 16310, 17465, 18640, 19960, 26096, 27944, 32620, 34930, 39920, 55888, 65240, 69860, 116267, 130480, 139720, 232534, 279440, 465068, 581335, 813869, 930136, 1162670, 1627738, 1860272, 2325340, 3255476, 4069345, 4650680, 6510952, 8138690, 9301360, 13021904, 16277380, 32554760, 65109520]

約数ペア:

[(1, 65109520), (2, 32554760), (4, 16277380), (5, 13021904), (7, 9301360), (8, 8138690), (10, 6510952), (14, 4650680), (16, 4069345), (20, 3255476), (28, 2325340), (35, 1860272), (40, 1627738), (56, 1162670), (70, 930136), (80, 813869), (112, 581335), (140, 465068), (233, 279440), (280, 232534), (466, 139720), (499, 130480), (560, 116267), (932, 69860), (998, 65240), (1165, 55888), (1631, 39920), (1864, 34930), (1996, 32620), (2330, 27944), (2495, 26096), (3262, 19960), (3493, 18640), (3728, 17465), (3992, 16310), (4660, 13972), (4990, 13048), (6524, 9980), (6986, 9320), (7984, 8155)]