72581564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 143216640

約数和(自身を除く): 70635076

約数列:

[1, 2, 4, 11, 22, 44, 59, 73, 118, 146, 236, 292, 383, 649, 766, 803, 1298, 1532, 1606, 2596, 3212, 4213, 4307, 8426, 8614, 16852, 17228, 22597, 27959, 45194, 47377, 55918, 90388, 94754, 111836, 189508, 248567, 307549, 497134, 615098, 994268, 1230196, 1649581, 3299162, 6598324, 18145391, 36290782, 72581564]

約数ペア:

[(1, 72581564), (2, 36290782), (4, 18145391), (11, 6598324), (22, 3299162), (44, 1649581), (59, 1230196), (73, 994268), (118, 615098), (146, 497134), (236, 307549), (292, 248567), (383, 189508), (649, 111836), (766, 94754), (803, 90388), (1298, 55918), (1532, 47377), (1606, 45194), (2596, 27959), (3212, 22597), (4213, 17228), (4307, 16852), (8426, 8614)]