25212390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{569}}^1$

素因数の和:797

約数の個数: 64

約数和(自身を含む): 69603840

約数和(自身を除く): 44391450

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 211, 422, 569, 633, 1055, 1138, 1266, 1477, 1707, 2110, 2845, 2954, 3165, 3414, 3983, 4431, 5690, 6330, 7385, 7966, 8535, 8862, 11949, 14770, 17070, 19915, 22155, 23898, 39830, 44310, 59745, 119490, 120059, 240118, 360177, 600295, 720354, 840413, 1200590, 1680826, 1800885, 2521239, 3601770, 4202065, 5042478, 8404130, 12606195, 25212390]

約数ペア:

[(1, 25212390), (2, 12606195), (3, 8404130), (5, 5042478), (6, 4202065), (7, 3601770), (10, 2521239), (14, 1800885), (15, 1680826), (21, 1200590), (30, 840413), (35, 720354), (42, 600295), (70, 360177), (105, 240118), (210, 120059), (211, 119490), (422, 59745), (569, 44310), (633, 39830), (1055, 23898), (1138, 22155), (1266, 19915), (1477, 17070), (1707, 14770), (2110, 11949), (2845, 8862), (2954, 8535), (3165, 7966), (3414, 7385), (3983, 6330), (4431, 5690)]