90850720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:422

約数の個数: 96

約数和(自身を含む): 229920768

約数和(自身を除く): 139070048

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 127, 136, 160, 170, 254, 263, 272, 340, 508, 526, 544, 635, 680, 1016, 1052, 1270, 1315, 1360, 2032, 2104, 2159, 2540, 2630, 2720, 4064, 4208, 4318, 4471, 5080, 5260, 8416, 8636, 8942, 10160, 10520, 10795, 17272, 17884, 20320, 21040, 21590, 22355, 33401, 34544, 35768, 42080, 43180, 44710, 66802, 69088, 71536, 86360, 89420, 133604, 143072, 167005, 172720, 178840, 267208, 334010, 345440, 357680, 534416, 567817, 668020, 715360, 1068832, 1135634, 1336040, 2271268, 2672080, 2839085, 4542536, 5344160, 5678170, 9085072, 11356340, 18170144, 22712680, 45425360, 90850720]

約数ペア:

[(1, 90850720), (2, 45425360), (4, 22712680), (5, 18170144), (8, 11356340), (10, 9085072), (16, 5678170), (17, 5344160), (20, 4542536), (32, 2839085), (34, 2672080), (40, 2271268), (68, 1336040), (80, 1135634), (85, 1068832), (127, 715360), (136, 668020), (160, 567817), (170, 534416), (254, 357680), (263, 345440), (272, 334010), (340, 267208), (508, 178840), (526, 172720), (544, 167005), (635, 143072), (680, 133604), (1016, 89420), (1052, 86360), (1270, 71536), (1315, 69088), (1360, 66802), (2032, 44710), (2104, 43180), (2159, 42080), (2540, 35768), (2630, 34544), (2720, 33401), (4064, 22355), (4208, 21590), (4318, 21040), (4471, 20320), (5080, 17884), (5260, 17272), (8416, 10795), (8636, 10520), (8942, 10160)]