4128554456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1\times {\mathrm{1579}}^1$

素因数の和:2440

約数の個数: 64

約数和(自身を含む): 8621491200

約数和(自身を除く): 4492936744

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 811, 1579, 1612, 1622, 3158, 3224, 3244, 6316, 6488, 10543, 12632, 20527, 21086, 25141, 41054, 42172, 48949, 50282, 82108, 84344, 97898, 100564, 164216, 195796, 201128, 326833, 391592, 636337, 653666, 1272674, 1280569, 1307332, 2545348, 2561138, 2614664, 5090696, 5122276, 10244552, 16647397, 33294794, 39697639, 66589588, 79395278, 133179176, 158790556, 317581112, 516069307, 1032138614, 2064277228, 4128554456]

約数ペア:

[(1, 4128554456), (2, 2064277228), (4, 1032138614), (8, 516069307), (13, 317581112), (26, 158790556), (31, 133179176), (52, 79395278), (62, 66589588), (104, 39697639), (124, 33294794), (248, 16647397), (403, 10244552), (806, 5122276), (811, 5090696), (1579, 2614664), (1612, 2561138), (1622, 2545348), (3158, 1307332), (3224, 1280569), (3244, 1272674), (6316, 653666), (6488, 636337), (10543, 391592), (12632, 326833), (20527, 201128), (21086, 195796), (25141, 164216), (41054, 100564), (42172, 97898), (48949, 84344), (50282, 82108)]