80603204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 159364800

約数和(自身を除く): 78761596

約数列:

[1, 2, 4, 11, 22, 44, 59, 61, 118, 122, 236, 244, 509, 649, 671, 1018, 1298, 1342, 2036, 2596, 2684, 3599, 5599, 7198, 11198, 14396, 22396, 30031, 31049, 39589, 60062, 62098, 79178, 120124, 124196, 158356, 330341, 341539, 660682, 683078, 1321364, 1366156, 1831891, 3663782, 7327564, 20150801, 40301602, 80603204]

約数ペア:

[(1, 80603204), (2, 40301602), (4, 20150801), (11, 7327564), (22, 3663782), (44, 1831891), (59, 1366156), (61, 1321364), (118, 683078), (122, 660682), (236, 341539), (244, 330341), (509, 158356), (649, 124196), (671, 120124), (1018, 79178), (1298, 62098), (1342, 60062), (2036, 39589), (2596, 31049), (2684, 30031), (3599, 22396), (5599, 14396), (7198, 11198)]