159696550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{18899}}^1$

素因数の和:18937

約数の個数: 36

約数和(自身を含む): 321659100

約数和(自身を除く): 161962550

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 8450, 18899, 37798, 94495, 188990, 245687, 472475, 491374, 944950, 1228435, 2456870, 3193931, 6142175, 6387862, 12284350, 15969655, 31939310, 79848275, 159696550]

約数ペア:

[(1, 159696550), (2, 79848275), (5, 31939310), (10, 15969655), (13, 12284350), (25, 6387862), (26, 6142175), (50, 3193931), (65, 2456870), (130, 1228435), (169, 944950), (325, 491374), (338, 472475), (650, 245687), (845, 188990), (1690, 94495), (4225, 37798), (8450, 18899)]