67272640

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4889}}^1$

素因数の和:4949

約数の個数: 56

約数和(自身を含む): 163951920

約数和(自身を除く): 96679280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 688, 860, 1376, 1720, 2752, 3440, 4889, 6880, 9778, 13760, 19556, 24445, 39112, 48890, 78224, 97780, 156448, 195560, 210227, 312896, 391120, 420454, 782240, 840908, 1051135, 1564480, 1681816, 2102270, 3363632, 4204540, 6727264, 8409080, 13454528, 16818160, 33636320, 67272640]

約数ペア:

[(1, 67272640), (2, 33636320), (4, 16818160), (5, 13454528), (8, 8409080), (10, 6727264), (16, 4204540), (20, 3363632), (32, 2102270), (40, 1681816), (43, 1564480), (64, 1051135), (80, 840908), (86, 782240), (160, 420454), (172, 391120), (215, 312896), (320, 210227), (344, 195560), (430, 156448), (688, 97780), (860, 78224), (1376, 48890), (1720, 39112), (2752, 24445), (3440, 19556), (4889, 13760), (6880, 9778)]