127359920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2531}}^1$

素因数の和:2598

約数の個数: 80

約数和(自身を含む): 322131168

約数和(自身を除く): 194771248

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 68, 74, 80, 85, 136, 148, 170, 185, 272, 296, 340, 370, 592, 629, 680, 740, 1258, 1360, 1480, 2516, 2531, 2960, 3145, 5032, 5062, 6290, 10064, 10124, 12580, 12655, 20248, 25160, 25310, 40496, 43027, 50320, 50620, 86054, 93647, 101240, 172108, 187294, 202480, 215135, 344216, 374588, 430270, 468235, 688432, 749176, 860540, 936470, 1498352, 1591999, 1721080, 1872940, 3183998, 3442160, 3745880, 6367996, 7491760, 7959995, 12735992, 15919990, 25471984, 31839980, 63679960, 127359920]

約数ペア:

[(1, 127359920), (2, 63679960), (4, 31839980), (5, 25471984), (8, 15919990), (10, 12735992), (16, 7959995), (17, 7491760), (20, 6367996), (34, 3745880), (37, 3442160), (40, 3183998), (68, 1872940), (74, 1721080), (80, 1591999), (85, 1498352), (136, 936470), (148, 860540), (170, 749176), (185, 688432), (272, 468235), (296, 430270), (340, 374588), (370, 344216), (592, 215135), (629, 202480), (680, 187294), (740, 172108), (1258, 101240), (1360, 93647), (1480, 86054), (2516, 50620), (2531, 50320), (2960, 43027), (3145, 40496), (5032, 25310), (5062, 25160), (6290, 20248), (10064, 12655), (10124, 12580)]