25017790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 55157760

約数和(自身を除く): 30139970

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 41, 46, 70, 82, 115, 161, 205, 230, 287, 322, 379, 410, 574, 758, 805, 943, 1435, 1610, 1886, 1895, 2653, 2870, 3790, 4715, 5306, 6601, 8717, 9430, 13202, 13265, 15539, 17434, 26530, 31078, 33005, 43585, 61019, 66010, 77695, 87170, 108773, 122038, 155390, 217546, 305095, 357397, 543865, 610190, 714794, 1087730, 1786985, 2501779, 3573970, 5003558, 12508895, 25017790]

約数ペア:

[(1, 25017790), (2, 12508895), (5, 5003558), (7, 3573970), (10, 2501779), (14, 1786985), (23, 1087730), (35, 714794), (41, 610190), (46, 543865), (70, 357397), (82, 305095), (115, 217546), (161, 155390), (205, 122038), (230, 108773), (287, 87170), (322, 77695), (379, 66010), (410, 61019), (574, 43585), (758, 33005), (805, 31078), (943, 26530), (1435, 17434), (1610, 15539), (1886, 13265), (1895, 13202), (2653, 9430), (2870, 8717), (3790, 6601), (4715, 5306)]