25664896

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 55018800

約数和(自身を除く): 29353904

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 61, 64, 76, 122, 128, 152, 173, 244, 304, 346, 488, 608, 692, 976, 1159, 1216, 1384, 1952, 2318, 2432, 2768, 3287, 3904, 4636, 5536, 6574, 7808, 9272, 10553, 11072, 13148, 18544, 21106, 22144, 26296, 37088, 42212, 52592, 74176, 84424, 105184, 148352, 168848, 200507, 210368, 337696, 401014, 420736, 675392, 802028, 1350784, 1604056, 3208112, 6416224, 12832448, 25664896]

約数ペア:

[(1, 25664896), (2, 12832448), (4, 6416224), (8, 3208112), (16, 1604056), (19, 1350784), (32, 802028), (38, 675392), (61, 420736), (64, 401014), (76, 337696), (122, 210368), (128, 200507), (152, 168848), (173, 148352), (244, 105184), (304, 84424), (346, 74176), (488, 52592), (608, 42212), (692, 37088), (976, 26296), (1159, 22144), (1216, 21106), (1384, 18544), (1952, 13148), (2318, 11072), (2432, 10553), (2768, 9272), (3287, 7808), (3904, 6574), (4636, 5536)]