255508448

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19813}}^1$

素因数の和:19867

約数の個数: 48

約数和(自身を含む): 559230336

約数和(自身を除く): 303721888

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 3224, 6448, 12896, 19813, 39626, 79252, 158504, 257569, 317008, 515138, 614203, 634016, 1030276, 1228406, 2060552, 2456812, 4121104, 4913624, 7984639, 8242208, 9827248, 15969278, 19654496, 31938556, 63877112, 127754224, 255508448]

約数ペア:

[(1, 255508448), (2, 127754224), (4, 63877112), (8, 31938556), (13, 19654496), (16, 15969278), (26, 9827248), (31, 8242208), (32, 7984639), (52, 4913624), (62, 4121104), (104, 2456812), (124, 2060552), (208, 1228406), (248, 1030276), (403, 634016), (416, 614203), (496, 515138), (806, 317008), (992, 257569), (1612, 158504), (3224, 79252), (6448, 39626), (12896, 19813)]