81543832

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 171072000

約数和(自身を除く): 89528168

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 131, 136, 184, 199, 262, 391, 398, 524, 782, 796, 1048, 1564, 1592, 2227, 3013, 3128, 3383, 4454, 4577, 6026, 6766, 8908, 9154, 12052, 13532, 17816, 18308, 24104, 26069, 27064, 36616, 51221, 52138, 77809, 102442, 104276, 155618, 204884, 208552, 311236, 409768, 443173, 599587, 622472, 886346, 1199174, 1772692, 2398348, 3545384, 4796696, 10192979, 20385958, 40771916, 81543832]

約数ペア:

[(1, 81543832), (2, 40771916), (4, 20385958), (8, 10192979), (17, 4796696), (23, 3545384), (34, 2398348), (46, 1772692), (68, 1199174), (92, 886346), (131, 622472), (136, 599587), (184, 443173), (199, 409768), (262, 311236), (391, 208552), (398, 204884), (524, 155618), (782, 104276), (796, 102442), (1048, 77809), (1564, 52138), (1592, 51221), (2227, 36616), (3013, 27064), (3128, 26069), (3383, 24104), (4454, 18308), (4577, 17816), (6026, 13532), (6766, 12052), (8908, 9154)]