265315856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1789}}^1$

素因数の和:1864

約数の個数: 80

約数和(自身を含む): 596628480

約数和(自身を除く): 331312624

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 46, 52, 62, 92, 104, 124, 184, 208, 248, 299, 368, 403, 496, 598, 713, 806, 1196, 1426, 1612, 1789, 2392, 2852, 3224, 3578, 4784, 5704, 6448, 7156, 9269, 11408, 14312, 18538, 23257, 28624, 37076, 41147, 46514, 55459, 74152, 82294, 93028, 110918, 148304, 164588, 186056, 221836, 329176, 372112, 443672, 534911, 658352, 720967, 887344, 1069822, 1275557, 1441934, 2139644, 2551114, 2883868, 4279288, 5102228, 5767736, 8558576, 10204456, 11535472, 16582241, 20408912, 33164482, 66328964, 132657928, 265315856]

約数ペア:

[(1, 265315856), (2, 132657928), (4, 66328964), (8, 33164482), (13, 20408912), (16, 16582241), (23, 11535472), (26, 10204456), (31, 8558576), (46, 5767736), (52, 5102228), (62, 4279288), (92, 2883868), (104, 2551114), (124, 2139644), (184, 1441934), (208, 1275557), (248, 1069822), (299, 887344), (368, 720967), (403, 658352), (496, 534911), (598, 443672), (713, 372112), (806, 329176), (1196, 221836), (1426, 186056), (1612, 164588), (1789, 148304), (2392, 110918), (2852, 93028), (3224, 82294), (3578, 74152), (4784, 55459), (5704, 46514), (6448, 41147), (7156, 37076), (9269, 28624), (11408, 23257), (14312, 18538)]