143207480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{275399}}^1$

素因数の和:275423

約数の個数: 32

約数和(自身を含む): 347004000

約数和(自身を除く): 203796520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 275399, 550798, 1101596, 1376995, 2203192, 2753990, 3580187, 5507980, 7160374, 11015960, 14320748, 17900935, 28641496, 35801870, 71603740, 143207480]

約数ペア:

[(1, 143207480), (2, 71603740), (4, 35801870), (5, 28641496), (8, 17900935), (10, 14320748), (13, 11015960), (20, 7160374), (26, 5507980), (40, 3580187), (52, 2753990), (65, 2203192), (104, 1376995), (130, 1101596), (260, 550798), (520, 275399)]