265006352

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{563}}^1$

素因数の和:688

約数の個数: 80

約数和(自身を含む): 579629568

約数和(自身を除く): 314623216

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 73, 104, 124, 146, 208, 248, 292, 403, 496, 563, 584, 806, 949, 1126, 1168, 1612, 1898, 2252, 2263, 3224, 3796, 4504, 4526, 6448, 7319, 7592, 9008, 9052, 14638, 15184, 17453, 18104, 29276, 29419, 34906, 36208, 41099, 58552, 58838, 69812, 82198, 117104, 117676, 139624, 164396, 226889, 235352, 279248, 328792, 453778, 470704, 534287, 657584, 907556, 1068574, 1274069, 1815112, 2137148, 2548138, 3630224, 4274296, 5096276, 8548592, 10192552, 16562897, 20385104, 33125794, 66251588, 132503176, 265006352]

約数ペア:

[(1, 265006352), (2, 132503176), (4, 66251588), (8, 33125794), (13, 20385104), (16, 16562897), (26, 10192552), (31, 8548592), (52, 5096276), (62, 4274296), (73, 3630224), (104, 2548138), (124, 2137148), (146, 1815112), (208, 1274069), (248, 1068574), (292, 907556), (403, 657584), (496, 534287), (563, 470704), (584, 453778), (806, 328792), (949, 279248), (1126, 235352), (1168, 226889), (1612, 164396), (1898, 139624), (2252, 117676), (2263, 117104), (3224, 82198), (3796, 69812), (4504, 58838), (4526, 58552), (6448, 41099), (7319, 36208), (7592, 34906), (9008, 29419), (9052, 29276), (14638, 18104), (15184, 17453)]