266665048

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{479}}^1$

素因数の和:652

約数の個数: 64

約数和(自身を含む): 555206400

約数和(自身を除く): 288541352

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 101, 104, 106, 202, 212, 404, 424, 479, 689, 808, 958, 1313, 1378, 1916, 2626, 2756, 3832, 5252, 5353, 5512, 6227, 10504, 10706, 12454, 21412, 24908, 25387, 42824, 48379, 49816, 50774, 69589, 96758, 101548, 139178, 193516, 203096, 278356, 330031, 387032, 556712, 628927, 660062, 1257854, 1320124, 2515708, 2564087, 2640248, 5031416, 5128174, 10256348, 20512696, 33333131, 66666262, 133332524, 266665048]

約数ペア:

[(1, 266665048), (2, 133332524), (4, 66666262), (8, 33333131), (13, 20512696), (26, 10256348), (52, 5128174), (53, 5031416), (101, 2640248), (104, 2564087), (106, 2515708), (202, 1320124), (212, 1257854), (404, 660062), (424, 628927), (479, 556712), (689, 387032), (808, 330031), (958, 278356), (1313, 203096), (1378, 193516), (1916, 139178), (2626, 101548), (2756, 96758), (3832, 69589), (5252, 50774), (5353, 49816), (5512, 48379), (6227, 42824), (10504, 25387), (10706, 24908), (12454, 21412)]