68944303990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{168156839}}^1$

素因数の和:168156887

約数の個数: 16

約数和(自身を含む): 127126571040

約数和(自身を除く): 58182267050

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 168156839, 336313678, 840784195, 1681568390, 6894430399, 13788860798, 34472151995, 68944303990]

約数ペア:

[(1, 68944303990), (2, 34472151995), (5, 13788860798), (10, 6894430399), (41, 1681568390), (82, 840784195), (205, 336313678), (410, 168156839)]