72666568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1787}}^1$

素因数の和:1846

約数の個数: 64

約数和(自身を含む): 162207360

約数和(自身を除く): 89540792

約数列:

[1, 2, 4, 8, 13, 17, 23, 26, 34, 46, 52, 68, 92, 104, 136, 184, 221, 299, 391, 442, 598, 782, 884, 1196, 1564, 1768, 1787, 2392, 3128, 3574, 5083, 7148, 10166, 14296, 20332, 23231, 30379, 40664, 41101, 46462, 60758, 82202, 92924, 121516, 164404, 185848, 243032, 328808, 394927, 534313, 698717, 789854, 1068626, 1397434, 1579708, 2137252, 2794868, 3159416, 4274504, 5589736, 9083321, 18166642, 36333284, 72666568]

約数ペア:

[(1, 72666568), (2, 36333284), (4, 18166642), (8, 9083321), (13, 5589736), (17, 4274504), (23, 3159416), (26, 2794868), (34, 2137252), (46, 1579708), (52, 1397434), (68, 1068626), (92, 789854), (104, 698717), (136, 534313), (184, 394927), (221, 328808), (299, 243032), (391, 185848), (442, 164404), (598, 121516), (782, 92924), (884, 82202), (1196, 60758), (1564, 46462), (1768, 41101), (1787, 40664), (2392, 30379), (3128, 23231), (3574, 20332), (5083, 14296), (7148, 10166)]