80199170

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{258707}}^1$

素因数の和:258745

約数の個数: 16

約数和(自身を含む): 149015808

約数和(自身を除く): 68816638

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 258707, 517414, 1293535, 2587070, 8019917, 16039834, 40099585, 80199170]

約数ペア:

[(1, 80199170), (2, 40099585), (5, 16039834), (10, 8019917), (31, 2587070), (62, 1293535), (155, 517414), (310, 258707)]