90016160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3329}}^1$

素因数の和:3370

約数の個数: 72

約数和(自身を含む): 230349420

約数和(自身を除く): 140333260

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1690, 2080, 2704, 3329, 3380, 5408, 6658, 6760, 13316, 13520, 16645, 26632, 27040, 33290, 43277, 53264, 66580, 86554, 106528, 133160, 173108, 216385, 266320, 346216, 432770, 532640, 562601, 692432, 865540, 1125202, 1384864, 1731080, 2250404, 2813005, 3462160, 4500808, 5626010, 6924320, 9001616, 11252020, 18003232, 22504040, 45008080, 90016160]

約数ペア:

[(1, 90016160), (2, 45008080), (4, 22504040), (5, 18003232), (8, 11252020), (10, 9001616), (13, 6924320), (16, 5626010), (20, 4500808), (26, 3462160), (32, 2813005), (40, 2250404), (52, 1731080), (65, 1384864), (80, 1125202), (104, 865540), (130, 692432), (160, 562601), (169, 532640), (208, 432770), (260, 346216), (338, 266320), (416, 216385), (520, 173108), (676, 133160), (845, 106528), (1040, 86554), (1352, 66580), (1690, 53264), (2080, 43277), (2704, 33290), (3329, 27040), (3380, 26632), (5408, 16645), (6658, 13520), (6760, 13316)]