64173716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 123076800

約数和(自身を除く): 58903084

約数列:

[1, 2, 4, 19, 38, 43, 73, 76, 86, 146, 172, 269, 292, 538, 817, 1076, 1387, 1634, 2774, 3139, 3268, 5111, 5548, 6278, 10222, 11567, 12556, 19637, 20444, 23134, 39274, 46268, 59641, 78548, 119282, 219773, 238564, 373103, 439546, 746206, 844391, 879092, 1492412, 1688782, 3377564, 16043429, 32086858, 64173716]

約数ペア:

[(1, 64173716), (2, 32086858), (4, 16043429), (19, 3377564), (38, 1688782), (43, 1492412), (73, 879092), (76, 844391), (86, 746206), (146, 439546), (172, 373103), (269, 238564), (292, 219773), (538, 119282), (817, 78548), (1076, 59641), (1387, 46268), (1634, 39274), (2774, 23134), (3139, 20444), (3268, 19637), (5111, 12556), (5548, 11567), (6278, 10222)]