25819328

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1$

素因数の和:1297

約数の個数: 56

約数和(自身を含む): 57150000

約数和(自身を除く): 31330672

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1088, 1216, 1249, 1292, 2498, 2584, 4996, 5168, 9992, 10336, 19984, 20672, 21233, 23731, 39968, 42466, 47462, 79936, 84932, 94924, 169864, 189848, 339728, 379696, 403427, 679456, 759392, 806854, 1358912, 1518784, 1613708, 3227416, 6454832, 12909664, 25819328]

約数ペア:

[(1, 25819328), (2, 12909664), (4, 6454832), (8, 3227416), (16, 1613708), (17, 1518784), (19, 1358912), (32, 806854), (34, 759392), (38, 679456), (64, 403427), (68, 379696), (76, 339728), (136, 189848), (152, 169864), (272, 94924), (304, 84932), (323, 79936), (544, 47462), (608, 42466), (646, 39968), (1088, 23731), (1216, 21233), (1249, 20672), (1292, 19984), (2498, 10336), (2584, 9992), (4996, 5168)]