65128732

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 131344416

約数和(自身を除く): 66215684

約数列:

[1, 2, 4, 19, 23, 37, 38, 46, 53, 74, 76, 92, 106, 148, 212, 361, 437, 703, 722, 851, 874, 1007, 1219, 1406, 1444, 1702, 1748, 1961, 2014, 2438, 2812, 3404, 3922, 4028, 4876, 7844, 8303, 13357, 16169, 16606, 19133, 23161, 26714, 32338, 33212, 37259, 38266, 45103, 46322, 53428, 64676, 74518, 76532, 90206, 92644, 149036, 180412, 307211, 440059, 614422, 707921, 856957, 880118, 1228844, 1415842, 1713914, 1760236, 2831684, 3427828, 16282183, 32564366, 65128732]

約数ペア:

[(1, 65128732), (2, 32564366), (4, 16282183), (19, 3427828), (23, 2831684), (37, 1760236), (38, 1713914), (46, 1415842), (53, 1228844), (74, 880118), (76, 856957), (92, 707921), (106, 614422), (148, 440059), (212, 307211), (361, 180412), (437, 149036), (703, 92644), (722, 90206), (851, 76532), (874, 74518), (1007, 64676), (1219, 53428), (1406, 46322), (1444, 45103), (1702, 38266), (1748, 37259), (1961, 33212), (2014, 32338), (2438, 26714), (2812, 23161), (3404, 19133), (3922, 16606), (4028, 16169), (4876, 13357), (7844, 8303)]