31149650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1459}}^1$

素因数の和:1539

約数の個数: 48

約数和(自身を含む): 67346880

約数和(自身を除く): 36197230

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 61, 70, 122, 175, 305, 350, 427, 610, 854, 1459, 1525, 2135, 2918, 3050, 4270, 7295, 10213, 10675, 14590, 20426, 21350, 36475, 51065, 72950, 88999, 102130, 177998, 255325, 444995, 510650, 622993, 889990, 1245986, 2224975, 3114965, 4449950, 6229930, 15574825, 31149650]

約数ペア:

[(1, 31149650), (2, 15574825), (5, 6229930), (7, 4449950), (10, 3114965), (14, 2224975), (25, 1245986), (35, 889990), (50, 622993), (61, 510650), (70, 444995), (122, 255325), (175, 177998), (305, 102130), (350, 88999), (427, 72950), (610, 51065), (854, 36475), (1459, 21350), (1525, 20426), (2135, 14590), (2918, 10675), (3050, 10213), (4270, 7295)]