163953712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 365601600

約数和(自身を除く): 201647888

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 199, 208, 221, 233, 272, 398, 442, 466, 796, 884, 932, 1592, 1768, 1864, 2587, 3029, 3184, 3383, 3536, 3728, 3961, 5174, 6058, 6766, 7922, 10348, 12116, 13532, 15844, 20696, 24232, 27064, 31688, 41392, 43979, 46367, 48464, 51493, 54128, 63376, 87958, 92734, 102986, 175916, 185468, 205972, 351832, 370936, 411944, 602771, 703664, 741872, 788239, 823888, 1205542, 1576478, 2411084, 3152956, 4822168, 6305912, 9644336, 10247107, 12611824, 20494214, 40988428, 81976856, 163953712]

約数ペア:

[(1, 163953712), (2, 81976856), (4, 40988428), (8, 20494214), (13, 12611824), (16, 10247107), (17, 9644336), (26, 6305912), (34, 4822168), (52, 3152956), (68, 2411084), (104, 1576478), (136, 1205542), (199, 823888), (208, 788239), (221, 741872), (233, 703664), (272, 602771), (398, 411944), (442, 370936), (466, 351832), (796, 205972), (884, 185468), (932, 175916), (1592, 102986), (1768, 92734), (1864, 87958), (2587, 63376), (3029, 54128), (3184, 51493), (3383, 48464), (3536, 46367), (3728, 43979), (3961, 41392), (5174, 31688), (6058, 27064), (6766, 24232), (7922, 20696), (10348, 15844), (12116, 13532)]