181185160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{348433}}^1$

素因数の和:348457

約数の個数: 32

約数和(自身を含む): 439026840

約数和(自身を除く): 257841680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 348433, 696866, 1393732, 1742165, 2787464, 3484330, 4529629, 6968660, 9059258, 13937320, 18118516, 22648145, 36237032, 45296290, 90592580, 181185160]

約数ペア:

[(1, 181185160), (2, 90592580), (4, 45296290), (5, 36237032), (8, 22648145), (10, 18118516), (13, 13937320), (20, 9059258), (26, 6968660), (40, 4529629), (52, 3484330), (65, 2787464), (104, 1742165), (130, 1393732), (260, 696866), (520, 348433)]