90172790

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{1109}}^1$

素因数の和:1336

約数の個数: 32

約数和(自身を含む): 166872960

約数和(自身を除く): 76700170

約数列:

[1, 2, 5, 10, 47, 94, 173, 235, 346, 470, 865, 1109, 1730, 2218, 5545, 8131, 11090, 16262, 40655, 52123, 81310, 104246, 191857, 260615, 383714, 521230, 959285, 1918570, 9017279, 18034558, 45086395, 90172790]

約数ペア:

[(1, 90172790), (2, 45086395), (5, 18034558), (10, 9017279), (47, 1918570), (94, 959285), (173, 521230), (235, 383714), (346, 260615), (470, 191857), (865, 104246), (1109, 81310), (1730, 52123), (2218, 40655), (5545, 16262), (8131, 11090)]