25408208

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3719}}^1$

素因数の和:3795

約数の個数: 40

約数和(自身を含む): 57198720

約数和(自身を除く): 31790512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3416, 3719, 6832, 7438, 14876, 26033, 29752, 52066, 59504, 104132, 208264, 226859, 416528, 453718, 907436, 1588013, 1814872, 3176026, 3629744, 6352052, 12704104, 25408208]

約数ペア:

[(1, 25408208), (2, 12704104), (4, 6352052), (7, 3629744), (8, 3176026), (14, 1814872), (16, 1588013), (28, 907436), (56, 453718), (61, 416528), (112, 226859), (122, 208264), (244, 104132), (427, 59504), (488, 52066), (854, 29752), (976, 26033), (1708, 14876), (3416, 7438), (3719, 6832)]