82175420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{132541}}^1$

素因数の和:132581

約数の個数: 24

約数和(自身を含む): 178136448

約数和(自身を除く): 95961028

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 132541, 265082, 530164, 662705, 1325410, 2650820, 4108771, 8217542, 16435084, 20543855, 41087710, 82175420]

約数ペア:

[(1, 82175420), (2, 41087710), (4, 20543855), (5, 16435084), (10, 8217542), (20, 4108771), (31, 2650820), (62, 1325410), (124, 662705), (155, 530164), (310, 265082), (620, 132541)]