131418100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{10861}}^1$

素因数の和:10897

約数の個数: 54

約数和(自身を含む): 313488182

約数和(自身を除く): 182070082

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 2420, 3025, 6050, 10861, 12100, 21722, 43444, 54305, 108610, 119471, 217220, 238942, 271525, 477884, 543050, 597355, 1086100, 1194710, 1314181, 2389420, 2628362, 2986775, 5256724, 5973550, 6570905, 11947100, 13141810, 26283620, 32854525, 65709050, 131418100]

約数ペア:

[(1, 131418100), (2, 65709050), (4, 32854525), (5, 26283620), (10, 13141810), (11, 11947100), (20, 6570905), (22, 5973550), (25, 5256724), (44, 2986775), (50, 2628362), (55, 2389420), (100, 1314181), (110, 1194710), (121, 1086100), (220, 597355), (242, 543050), (275, 477884), (484, 271525), (550, 238942), (605, 217220), (1100, 119471), (1210, 108610), (2420, 54305), (3025, 43444), (6050, 21722), (10861, 12100)]