87900760

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{30103}}^1$

素因数の和:30187

約数の個数: 32

約数和(自身を含む): 200492640

約数和(自身を除く): 112591880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 30103, 60206, 120412, 150515, 240824, 301030, 602060, 1204120, 2197519, 4395038, 8790076, 10987595, 17580152, 21975190, 43950380, 87900760]

約数ペア:

[(1, 87900760), (2, 43950380), (4, 21975190), (5, 17580152), (8, 10987595), (10, 8790076), (20, 4395038), (40, 2197519), (73, 1204120), (146, 602060), (292, 301030), (365, 240824), (584, 150515), (730, 120412), (1460, 60206), (2920, 30103)]