8338830040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{331}}^1$

素因数の和:633

約数の個数: 128

約数和(自身を含む): 19584069120

約数和(自身を除く): 11245239080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 97, 151, 172, 194, 215, 302, 331, 344, 388, 430, 485, 604, 662, 755, 776, 860, 970, 1208, 1324, 1510, 1655, 1720, 1940, 2648, 3020, 3310, 3880, 4171, 6040, 6493, 6620, 8342, 12986, 13240, 14233, 14647, 16684, 20855, 25972, 28466, 29294, 32107, 32465, 33368, 41710, 49981, 51944, 56932, 58588, 64214, 64930, 71165, 73235, 83420, 99962, 113864, 117176, 128428, 129860, 142330, 146470, 160535, 166840, 199924, 249905, 256856, 259720, 284660, 292940, 321070, 399848, 499810, 569320, 585880, 629821, 642140, 999620, 1259642, 1284280, 1380601, 1999240, 2149183, 2519284, 2761202, 3149105, 4298366, 4848157, 5038568, 5522404, 6298210, 6903005, 8596732, 9696314, 10745915, 11044808, 12596420, 13806010, 17193464, 19392628, 21491830, 24240785, 25192840, 27612020, 38785256, 42983660, 48481570, 55224040, 85967320, 96963140, 193926280, 208470751, 416941502, 833883004, 1042353755, 1667766008, 2084707510, 4169415020, 8338830040]

約数ペア:

[(1, 8338830040), (2, 4169415020), (4, 2084707510), (5, 1667766008), (8, 1042353755), (10, 833883004), (20, 416941502), (40, 208470751), (43, 193926280), (86, 96963140), (97, 85967320), (151, 55224040), (172, 48481570), (194, 42983660), (215, 38785256), (302, 27612020), (331, 25192840), (344, 24240785), (388, 21491830), (430, 19392628), (485, 17193464), (604, 13806010), (662, 12596420), (755, 11044808), (776, 10745915), (860, 9696314), (970, 8596732), (1208, 6903005), (1324, 6298210), (1510, 5522404), (1655, 5038568), (1720, 4848157), (1940, 4298366), (2648, 3149105), (3020, 2761202), (3310, 2519284), (3880, 2149183), (4171, 1999240), (6040, 1380601), (6493, 1284280), (6620, 1259642), (8342, 999620), (12986, 642140), (13240, 629821), (14233, 585880), (14647, 569320), (16684, 499810), (20855, 399848), (25972, 321070), (28466, 292940), (29294, 284660), (32107, 259720), (32465, 256856), (33368, 249905), (41710, 199924), (49981, 166840), (51944, 160535), (56932, 146470), (58588, 142330), (64214, 129860), (64930, 128428), (71165, 117176), (73235, 113864), (83420, 99962)]