72399008

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2311}}^1$

素因数の和:2421

約数の個数: 48

約数和(自身を含む): 157308480

約数和(自身を除く): 84909472

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 89, 176, 178, 352, 356, 712, 979, 1424, 1958, 2311, 2848, 3916, 4622, 7832, 9244, 15664, 18488, 25421, 31328, 36976, 50842, 73952, 101684, 203368, 205679, 406736, 411358, 813472, 822716, 1645432, 2262469, 3290864, 4524938, 6581728, 9049876, 18099752, 36199504, 72399008]

約数ペア:

[(1, 72399008), (2, 36199504), (4, 18099752), (8, 9049876), (11, 6581728), (16, 4524938), (22, 3290864), (32, 2262469), (44, 1645432), (88, 822716), (89, 813472), (176, 411358), (178, 406736), (352, 205679), (356, 203368), (712, 101684), (979, 73952), (1424, 50842), (1958, 36976), (2311, 31328), (2848, 25421), (3916, 18488), (4622, 15664), (7832, 9244)]