80974692

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 209664000

約数和(自身を除く): 128689308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 127, 178, 199, 254, 267, 356, 381, 398, 508, 534, 597, 762, 796, 801, 1068, 1143, 1194, 1524, 1602, 1791, 2286, 2388, 3204, 3582, 4572, 7164, 11303, 17711, 22606, 25273, 33909, 35422, 45212, 50546, 53133, 67818, 70844, 75819, 101092, 101727, 106266, 135636, 151638, 159399, 203454, 212532, 227457, 303276, 318798, 406908, 454914, 637596, 909828, 2249297, 4498594, 6747891, 8997188, 13495782, 20243673, 26991564, 40487346, 80974692]

約数ペア:

[(1, 80974692), (2, 40487346), (3, 26991564), (4, 20243673), (6, 13495782), (9, 8997188), (12, 6747891), (18, 4498594), (36, 2249297), (89, 909828), (127, 637596), (178, 454914), (199, 406908), (254, 318798), (267, 303276), (356, 227457), (381, 212532), (398, 203454), (508, 159399), (534, 151638), (597, 135636), (762, 106266), (796, 101727), (801, 101092), (1068, 75819), (1143, 70844), (1194, 67818), (1524, 53133), (1602, 50546), (1791, 45212), (2286, 35422), (2388, 33909), (3204, 25273), (3582, 22606), (4572, 17711), (7164, 11303)]