201600080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1187}}^1$

素因数の和:1404

約数の個数: 80

約数和(自身を含む): 514413504

約数和(自身を除く): 312813424

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 193, 220, 386, 440, 772, 880, 965, 1187, 1544, 1930, 2123, 2374, 3088, 3860, 4246, 4748, 5935, 7720, 8492, 9496, 10615, 11870, 13057, 15440, 16984, 18992, 21230, 23740, 26114, 33968, 42460, 47480, 52228, 65285, 84920, 94960, 104456, 130570, 169840, 208912, 229091, 261140, 458182, 522280, 916364, 1044560, 1145455, 1832728, 2290910, 2520001, 3665456, 4581820, 5040002, 9163640, 10080004, 12600005, 18327280, 20160008, 25200010, 40320016, 50400020, 100800040, 201600080]

約数ペア:

[(1, 201600080), (2, 100800040), (4, 50400020), (5, 40320016), (8, 25200010), (10, 20160008), (11, 18327280), (16, 12600005), (20, 10080004), (22, 9163640), (40, 5040002), (44, 4581820), (55, 3665456), (80, 2520001), (88, 2290910), (110, 1832728), (176, 1145455), (193, 1044560), (220, 916364), (386, 522280), (440, 458182), (772, 261140), (880, 229091), (965, 208912), (1187, 169840), (1544, 130570), (1930, 104456), (2123, 94960), (2374, 84920), (3088, 65285), (3860, 52228), (4246, 47480), (4748, 42460), (5935, 33968), (7720, 26114), (8492, 23740), (9496, 21230), (10615, 18992), (11870, 16984), (13057, 15440)]