511296650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{13127}}^1$

素因数の和:13199

約数の個数: 48

約数和(自身を含む): 1025559360

約数和(自身を除く): 514262710

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 190, 205, 410, 475, 779, 950, 1025, 1558, 2050, 3895, 7790, 13127, 19475, 26254, 38950, 65635, 131270, 249413, 328175, 498826, 538207, 656350, 1076414, 1247065, 2494130, 2691035, 5382070, 6235325, 10225933, 12470650, 13455175, 20451866, 26910350, 51129665, 102259330, 255648325, 511296650]

約数ペア:

[(1, 511296650), (2, 255648325), (5, 102259330), (10, 51129665), (19, 26910350), (25, 20451866), (38, 13455175), (41, 12470650), (50, 10225933), (82, 6235325), (95, 5382070), (190, 2691035), (205, 2494130), (410, 1247065), (475, 1076414), (779, 656350), (950, 538207), (1025, 498826), (1558, 328175), (2050, 249413), (3895, 131270), (7790, 65635), (13127, 38950), (19475, 26254)]