90182008

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2203}}^1$

素因数の和:2276

約数の個数: 64

約数和(自身を含む): 209468160

約数和(自身を除く): 119286152

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 43, 56, 68, 86, 119, 136, 172, 238, 301, 344, 476, 602, 731, 952, 1204, 1462, 2203, 2408, 2924, 4406, 5117, 5848, 8812, 10234, 15421, 17624, 20468, 30842, 37451, 40936, 61684, 74902, 94729, 123368, 149804, 189458, 262157, 299608, 378916, 524314, 663103, 757832, 1048628, 1326206, 1610393, 2097256, 2652412, 3220786, 5304824, 6441572, 11272751, 12883144, 22545502, 45091004, 90182008]

約数ペア:

[(1, 90182008), (2, 45091004), (4, 22545502), (7, 12883144), (8, 11272751), (14, 6441572), (17, 5304824), (28, 3220786), (34, 2652412), (43, 2097256), (56, 1610393), (68, 1326206), (86, 1048628), (119, 757832), (136, 663103), (172, 524314), (238, 378916), (301, 299608), (344, 262157), (476, 189458), (602, 149804), (731, 123368), (952, 94729), (1204, 74902), (1462, 61684), (2203, 40936), (2408, 37451), (2924, 30842), (4406, 20468), (5117, 17624), (5848, 15421), (8812, 10234)]