89925160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{172933}}^1$

素因数の和:172957

約数の個数: 32

約数和(自身を含む): 217896840

約数和(自身を除く): 127971680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 172933, 345866, 691732, 864665, 1383464, 1729330, 2248129, 3458660, 4496258, 6917320, 8992516, 11240645, 17985032, 22481290, 44962580, 89925160]

約数ペア:

[(1, 89925160), (2, 44962580), (4, 22481290), (5, 17985032), (8, 11240645), (10, 8992516), (13, 6917320), (20, 4496258), (26, 3458660), (40, 2248129), (52, 1729330), (65, 1383464), (104, 864665), (130, 691732), (260, 345866), (520, 172933)]