78415810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{4721}}^1$

素因数の和:4890

約数の個数: 32

約数和(自身を含む): 155032704

約数和(自身を除く): 76616894

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 151, 302, 755, 1510, 1661, 3322, 4721, 8305, 9442, 16610, 23605, 47210, 51931, 103862, 259655, 519310, 712871, 1425742, 3564355, 7128710, 7841581, 15683162, 39207905, 78415810]

約数ペア:

[(1, 78415810), (2, 39207905), (5, 15683162), (10, 7841581), (11, 7128710), (22, 3564355), (55, 1425742), (110, 712871), (151, 519310), (302, 259655), (755, 103862), (1510, 51931), (1661, 47210), (3322, 23605), (4721, 16610), (8305, 9442)]