89707540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{3557}}^1$

素因数の和:3676

約数の個数: 48

約数和(自身を含む): 205026192

約数和(自身を除く): 115318652

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 3557, 5044, 6305, 7114, 12610, 14228, 17785, 25220, 35570, 46241, 71140, 92482, 184964, 231205, 345029, 462410, 690058, 924820, 1380116, 1725145, 3450290, 4485377, 6900580, 8970754, 17941508, 22426885, 44853770, 89707540]

約数ペア:

[(1, 89707540), (2, 44853770), (4, 22426885), (5, 17941508), (10, 8970754), (13, 6900580), (20, 4485377), (26, 3450290), (52, 1725145), (65, 1380116), (97, 924820), (130, 690058), (194, 462410), (260, 345029), (388, 231205), (485, 184964), (970, 92482), (1261, 71140), (1940, 46241), (2522, 35570), (3557, 25220), (5044, 17785), (6305, 14228), (7114, 12610)]