87465415

素因数分解:

$5^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 110103840

約数和(自身を除く): 22638425

約数列:

[1, 5, 31, 109, 155, 167, 545, 835, 961, 3379, 4805, 5177, 16895, 18203, 25885, 91015, 104749, 160487, 523745, 564293, 802435, 2821465, 17493083, 87465415]

約数ペア:

[(1, 87465415), (5, 17493083), (31, 2821465), (109, 802435), (155, 564293), (167, 523745), (545, 160487), (835, 104749), (961, 91015), (3379, 25885), (4805, 18203), (5177, 16895)]