31386352

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:250

約数の個数: 80

約数和(自身を含む): 69906240

約数和(自身を除く): 38519888

約数列:

[1, 2, 4, 8, 16, 17, 23, 29, 34, 46, 58, 68, 92, 116, 136, 173, 184, 232, 272, 346, 368, 391, 464, 493, 667, 692, 782, 986, 1334, 1384, 1564, 1972, 2668, 2768, 2941, 3128, 3944, 3979, 5017, 5336, 5882, 6256, 7888, 7958, 10034, 10672, 11339, 11764, 15916, 20068, 22678, 23528, 31832, 40136, 45356, 47056, 63664, 67643, 80272, 85289, 90712, 115391, 135286, 170578, 181424, 230782, 270572, 341156, 461564, 541144, 682312, 923128, 1082288, 1364624, 1846256, 1961647, 3923294, 7846588, 15693176, 31386352]

約数ペア:

[(1, 31386352), (2, 15693176), (4, 7846588), (8, 3923294), (16, 1961647), (17, 1846256), (23, 1364624), (29, 1082288), (34, 923128), (46, 682312), (58, 541144), (68, 461564), (92, 341156), (116, 270572), (136, 230782), (173, 181424), (184, 170578), (232, 135286), (272, 115391), (346, 90712), (368, 85289), (391, 80272), (464, 67643), (493, 63664), (667, 47056), (692, 45356), (782, 40136), (986, 31832), (1334, 23528), (1384, 22678), (1564, 20068), (1972, 15916), (2668, 11764), (2768, 11339), (2941, 10672), (3128, 10034), (3944, 7958), (3979, 7888), (5017, 6256), (5336, 5882)]