201950480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{911}}^1$

素因数の和:1104

約数の個数: 80

約数和(自身を含む): 500753664

約数和(自身を除く): 298803184

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 163, 170, 272, 326, 340, 652, 680, 815, 911, 1304, 1360, 1630, 1822, 2608, 2771, 3260, 3644, 4555, 5542, 6520, 7288, 9110, 11084, 13040, 13855, 14576, 15487, 18220, 22168, 27710, 30974, 36440, 44336, 55420, 61948, 72880, 77435, 110840, 123896, 148493, 154870, 221680, 247792, 296986, 309740, 593972, 619480, 742465, 1187944, 1238960, 1484930, 2375888, 2524381, 2969860, 5048762, 5939720, 10097524, 11879440, 12621905, 20195048, 25243810, 40390096, 50487620, 100975240, 201950480]

約数ペア:

[(1, 201950480), (2, 100975240), (4, 50487620), (5, 40390096), (8, 25243810), (10, 20195048), (16, 12621905), (17, 11879440), (20, 10097524), (34, 5939720), (40, 5048762), (68, 2969860), (80, 2524381), (85, 2375888), (136, 1484930), (163, 1238960), (170, 1187944), (272, 742465), (326, 619480), (340, 593972), (652, 309740), (680, 296986), (815, 247792), (911, 221680), (1304, 154870), (1360, 148493), (1630, 123896), (1822, 110840), (2608, 77435), (2771, 72880), (3260, 61948), (3644, 55420), (4555, 44336), (5542, 36440), (6520, 30974), (7288, 27710), (9110, 22168), (11084, 18220), (13040, 15487), (13855, 14576)]