45085780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{72719}}^1$

素因数の和:72759

約数の個数: 24

約数和(自身を含む): 97735680

約数和(自身を除く): 52649900

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 72719, 145438, 290876, 363595, 727190, 1454380, 2254289, 4508578, 9017156, 11271445, 22542890, 45085780]

約数ペア:

[(1, 45085780), (2, 22542890), (4, 11271445), (5, 9017156), (10, 4508578), (20, 2254289), (31, 1454380), (62, 727190), (124, 363595), (155, 290876), (310, 145438), (620, 72719)]