87341920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:392

約数の個数: 96

約数和(自身を含む): 220939488

約数和(自身を除く): 133597568

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 163, 170, 197, 272, 326, 340, 394, 544, 652, 680, 788, 815, 985, 1304, 1360, 1576, 1630, 1970, 2608, 2720, 2771, 3152, 3260, 3349, 3940, 5216, 5542, 6304, 6520, 6698, 7880, 11084, 13040, 13396, 13855, 15760, 16745, 22168, 26080, 26792, 27710, 31520, 32111, 33490, 44336, 53584, 55420, 64222, 66980, 88672, 107168, 110840, 128444, 133960, 160555, 221680, 256888, 267920, 321110, 443360, 513776, 535840, 545887, 642220, 1027552, 1091774, 1284440, 2183548, 2568880, 2729435, 4367096, 5137760, 5458870, 8734192, 10917740, 17468384, 21835480, 43670960, 87341920]

約数ペア:

[(1, 87341920), (2, 43670960), (4, 21835480), (5, 17468384), (8, 10917740), (10, 8734192), (16, 5458870), (17, 5137760), (20, 4367096), (32, 2729435), (34, 2568880), (40, 2183548), (68, 1284440), (80, 1091774), (85, 1027552), (136, 642220), (160, 545887), (163, 535840), (170, 513776), (197, 443360), (272, 321110), (326, 267920), (340, 256888), (394, 221680), (544, 160555), (652, 133960), (680, 128444), (788, 110840), (815, 107168), (985, 88672), (1304, 66980), (1360, 64222), (1576, 55420), (1630, 53584), (1970, 44336), (2608, 33490), (2720, 32111), (2771, 31520), (3152, 27710), (3260, 26792), (3349, 26080), (3940, 22168), (5216, 16745), (5542, 15760), (6304, 13855), (6520, 13396), (6698, 13040), (7880, 11084)]