13120816120

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4152157}}^1$

素因数の和:4152247

約数の個数: 32

約数和(自身を含む): 29895537600

約数和(自身を除く): 16774721480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 4152157, 8304314, 16608628, 20760785, 33217256, 41521570, 83043140, 166086280, 328020403, 656040806, 1312081612, 1640102015, 2624163224, 3280204030, 6560408060, 13120816120]

約数ペア:

[(1, 13120816120), (2, 6560408060), (4, 3280204030), (5, 2624163224), (8, 1640102015), (10, 1312081612), (20, 656040806), (40, 328020403), (79, 166086280), (158, 83043140), (316, 41521570), (395, 33217256), (632, 20760785), (790, 16608628), (1580, 8304314), (3160, 4152157)]