53654240

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8179}}^1$

素因数の和:8235

約数の個数: 48

約数和(自身を含む): 129865680

約数和(自身を除く): 76211440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 8179, 16358, 32716, 40895, 65432, 81790, 130864, 163580, 261728, 327160, 335339, 654320, 670678, 1308640, 1341356, 1676695, 2682712, 3353390, 5365424, 6706780, 10730848, 13413560, 26827120, 53654240]

約数ペア:

[(1, 53654240), (2, 26827120), (4, 13413560), (5, 10730848), (8, 6706780), (10, 5365424), (16, 3353390), (20, 2682712), (32, 1676695), (40, 1341356), (41, 1308640), (80, 670678), (82, 654320), (160, 335339), (164, 327160), (205, 261728), (328, 163580), (410, 130864), (656, 81790), (820, 65432), (1312, 40895), (1640, 32716), (3280, 16358), (6560, 8179)]