129968410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{90887}}^1$

素因数の和:90918

約数の個数: 32

約数和(自身を含む): 274845312

約数和(自身を除く): 144876902

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 90887, 181774, 454435, 908870, 999757, 1181531, 1999514, 2363062, 4998785, 5907655, 9997570, 11815310, 12996841, 25993682, 64984205, 129968410]

約数ペア:

[(1, 129968410), (2, 64984205), (5, 25993682), (10, 12996841), (11, 11815310), (13, 9997570), (22, 5907655), (26, 4998785), (55, 2363062), (65, 1999514), (110, 1181531), (130, 999757), (143, 908870), (286, 454435), (715, 181774), (1430, 90887)]