66408572

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 128378880

約数和(自身を除く): 61970308

約数列:

[1, 2, 4, 19, 31, 38, 62, 71, 76, 124, 142, 284, 397, 589, 794, 1178, 1349, 1588, 2201, 2356, 2698, 4402, 5396, 7543, 8804, 12307, 15086, 24614, 28187, 30172, 41819, 49228, 56374, 83638, 112748, 167276, 233833, 467666, 535553, 873797, 935332, 1071106, 1747594, 2142212, 3495188, 16602143, 33204286, 66408572]

約数ペア:

[(1, 66408572), (2, 33204286), (4, 16602143), (19, 3495188), (31, 2142212), (38, 1747594), (62, 1071106), (71, 935332), (76, 873797), (124, 535553), (142, 467666), (284, 233833), (397, 167276), (589, 112748), (794, 83638), (1178, 56374), (1349, 49228), (1588, 41819), (2201, 30172), (2356, 28187), (2698, 24614), (4402, 15086), (5396, 12307), (7543, 8804)]