80498080

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^3\times {\mathrm{229}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 206917200

約数和(自身を除く): 126419120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 229, 260, 338, 416, 458, 520, 676, 845, 916, 1040, 1145, 1352, 1690, 1832, 2080, 2197, 2290, 2704, 2977, 3380, 3664, 4394, 4580, 5408, 5954, 6760, 7328, 8788, 9160, 10985, 11908, 13520, 14885, 17576, 18320, 21970, 23816, 27040, 29770, 35152, 36640, 38701, 43940, 47632, 59540, 70304, 77402, 87880, 95264, 119080, 154804, 175760, 193505, 238160, 309608, 351520, 387010, 476320, 503113, 619216, 774020, 1006226, 1238432, 1548040, 2012452, 2515565, 3096080, 4024904, 5031130, 6192160, 8049808, 10062260, 16099616, 20124520, 40249040, 80498080]

約数ペア:

[(1, 80498080), (2, 40249040), (4, 20124520), (5, 16099616), (8, 10062260), (10, 8049808), (13, 6192160), (16, 5031130), (20, 4024904), (26, 3096080), (32, 2515565), (40, 2012452), (52, 1548040), (65, 1238432), (80, 1006226), (104, 774020), (130, 619216), (160, 503113), (169, 476320), (208, 387010), (229, 351520), (260, 309608), (338, 238160), (416, 193505), (458, 175760), (520, 154804), (676, 119080), (845, 95264), (916, 87880), (1040, 77402), (1145, 70304), (1352, 59540), (1690, 47632), (1832, 43940), (2080, 38701), (2197, 36640), (2290, 35152), (2704, 29770), (2977, 27040), (3380, 23816), (3664, 21970), (4394, 18320), (4580, 17576), (5408, 14885), (5954, 13520), (6760, 11908), (7328, 10985), (8788, 9160)]