256269495016

素因数分解:

$2^3\times {\mathrm{37}}^2\times {\mathrm{691}}^1\times {\mathrm{33863}}^1$

素因数の和:34634

約数の個数: 48

約数和(自身を含む): 494572206240

約数和(自身を除く): 238302711224

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 691, 1369, 1382, 2738, 2764, 5476, 5528, 10952, 25567, 33863, 51134, 67726, 102268, 135452, 204536, 270904, 945979, 1252931, 1891958, 2505862, 3783916, 5011724, 7567832, 10023448, 23399333, 46358447, 46798666, 92716894, 93597332, 185433788, 187194664, 370867576, 865775321, 1731550642, 3463101284, 6926202568, 32033686877, 64067373754, 128134747508, 256269495016]

約数ペア:

[(1, 256269495016), (2, 128134747508), (4, 64067373754), (8, 32033686877), (37, 6926202568), (74, 3463101284), (148, 1731550642), (296, 865775321), (691, 370867576), (1369, 187194664), (1382, 185433788), (2738, 93597332), (2764, 92716894), (5476, 46798666), (5528, 46358447), (10952, 23399333), (25567, 10023448), (33863, 7567832), (51134, 5011724), (67726, 3783916), (102268, 2505862), (135452, 1891958), (204536, 1252931), (270904, 945979)]