64828010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^2$

素因数の和:267

約数の個数: 48

約数和(自身を含む): 129371256

約数和(自身を除く): 64543246

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 97, 106, 130, 194, 265, 485, 530, 689, 970, 1261, 1378, 2522, 3445, 5141, 6305, 6890, 9409, 10282, 12610, 18818, 25705, 47045, 51410, 66833, 94090, 122317, 133666, 244634, 334165, 498677, 611585, 668330, 997354, 1223170, 2493385, 4986770, 6482801, 12965602, 32414005, 64828010]

約数ペア:

[(1, 64828010), (2, 32414005), (5, 12965602), (10, 6482801), (13, 4986770), (26, 2493385), (53, 1223170), (65, 997354), (97, 668330), (106, 611585), (130, 498677), (194, 334165), (265, 244634), (485, 133666), (530, 122317), (689, 94090), (970, 66833), (1261, 51410), (1378, 47045), (2522, 25705), (3445, 18818), (5141, 12610), (6305, 10282), (6890, 9409)]