258064004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{7529}}^1$

素因数の和:7604

約数の個数: 48

約数和(自身を含む): 531316800

約数和(自身を除く): 273252796

約数列:

[1, 2, 4, 11, 19, 22, 38, 41, 44, 76, 82, 164, 209, 418, 451, 779, 836, 902, 1558, 1804, 3116, 7529, 8569, 15058, 17138, 30116, 34276, 82819, 143051, 165638, 286102, 308689, 331276, 572204, 617378, 1234756, 1573561, 3147122, 3395579, 5865091, 6294244, 6791158, 11730182, 13582316, 23460364, 64516001, 129032002, 258064004]

約数ペア:

[(1, 258064004), (2, 129032002), (4, 64516001), (11, 23460364), (19, 13582316), (22, 11730182), (38, 6791158), (41, 6294244), (44, 5865091), (76, 3395579), (82, 3147122), (164, 1573561), (209, 1234756), (418, 617378), (451, 572204), (779, 331276), (836, 308689), (902, 286102), (1558, 165638), (1804, 143051), (3116, 82819), (7529, 34276), (8569, 30116), (15058, 17138)]