82538560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19841}}^1$

素因数の和:19871

約数の個数: 56

約数和(自身を含む): 211674456

約数和(自身を除く): 129135896

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 19841, 39682, 79364, 99205, 158728, 198410, 257933, 317456, 396820, 515866, 634912, 793640, 1031732, 1269824, 1289665, 1587280, 2063464, 2579330, 3174560, 4126928, 5158660, 6349120, 8253856, 10317320, 16507712, 20634640, 41269280, 82538560]

約数ペア:

[(1, 82538560), (2, 41269280), (4, 20634640), (5, 16507712), (8, 10317320), (10, 8253856), (13, 6349120), (16, 5158660), (20, 4126928), (26, 3174560), (32, 2579330), (40, 2063464), (52, 1587280), (64, 1289665), (65, 1269824), (80, 1031732), (104, 793640), (130, 634912), (160, 515866), (208, 396820), (260, 317456), (320, 257933), (416, 198410), (520, 158728), (832, 99205), (1040, 79364), (2080, 39682), (4160, 19841)]