72997660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4993}}^1$

素因数の和:5062

約数の個数: 48

約数和(自身を含む): 166120416

約数和(自身を除く): 93122756

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 2924, 3655, 4993, 7310, 9986, 14620, 19972, 24965, 49930, 84881, 99860, 169762, 214699, 339524, 424405, 429398, 848810, 858796, 1073495, 1697620, 2146990, 3649883, 4293980, 7299766, 14599532, 18249415, 36498830, 72997660]

約数ペア:

[(1, 72997660), (2, 36498830), (4, 18249415), (5, 14599532), (10, 7299766), (17, 4293980), (20, 3649883), (34, 2146990), (43, 1697620), (68, 1073495), (85, 858796), (86, 848810), (170, 429398), (172, 424405), (215, 339524), (340, 214699), (430, 169762), (731, 99860), (860, 84881), (1462, 49930), (2924, 24965), (3655, 19972), (4993, 14620), (7310, 9986)]