145348640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53437}}^1$

素因数の和:53469

約数の個数: 48

約数和(自身を含む): 363592152

約数和(自身を除く): 218243512

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 53437, 106874, 213748, 267185, 427496, 534370, 854992, 908429, 1068740, 1709984, 1816858, 2137480, 3633716, 4274960, 4542145, 7267432, 8549920, 9084290, 14534864, 18168580, 29069728, 36337160, 72674320, 145348640]

約数ペア:

[(1, 145348640), (2, 72674320), (4, 36337160), (5, 29069728), (8, 18168580), (10, 14534864), (16, 9084290), (17, 8549920), (20, 7267432), (32, 4542145), (34, 4274960), (40, 3633716), (68, 2137480), (80, 1816858), (85, 1709984), (136, 1068740), (160, 908429), (170, 854992), (272, 534370), (340, 427496), (544, 267185), (680, 213748), (1360, 106874), (2720, 53437)]