128422190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{26699}}^1$

素因数の和:26756

約数の個数: 32

約数和(自身を含む): 255679200

約数和(自身を除く): 127257010

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 26699, 53398, 133495, 266990, 347087, 694174, 987863, 1735435, 1975726, 3470870, 4939315, 9878630, 12842219, 25684438, 64211095, 128422190]

約数ペア:

[(1, 128422190), (2, 64211095), (5, 25684438), (10, 12842219), (13, 9878630), (26, 4939315), (37, 3470870), (65, 1975726), (74, 1735435), (130, 987863), (185, 694174), (370, 347087), (481, 266990), (962, 133495), (2405, 53398), (4810, 26699)]