320203208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{31741}}^1$

素因数の和:31857

約数の個数: 32

約数和(自身を含む): 653250360

約数和(自身を除く): 333047152

約数列:

[1, 2, 4, 8, 13, 26, 52, 97, 104, 194, 388, 776, 1261, 2522, 5044, 10088, 31741, 63482, 126964, 253928, 412633, 825266, 1650532, 3078877, 3301064, 6157754, 12315508, 24631016, 40025401, 80050802, 160101604, 320203208]

約数ペア:

[(1, 320203208), (2, 160101604), (4, 80050802), (8, 40025401), (13, 24631016), (26, 12315508), (52, 6157754), (97, 3301064), (104, 3078877), (194, 1650532), (388, 825266), (776, 412633), (1261, 253928), (2522, 126964), (5044, 63482), (10088, 31741)]