85816900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{263}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 202112064

約数和(自身を除く): 116295164

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 251, 260, 263, 325, 502, 526, 650, 1004, 1052, 1255, 1300, 1315, 2510, 2630, 3263, 3419, 5020, 5260, 6275, 6526, 6575, 6838, 12550, 13052, 13150, 13676, 16315, 17095, 25100, 26300, 32630, 34190, 65260, 66013, 68380, 81575, 85475, 132026, 163150, 170950, 264052, 326300, 330065, 341900, 660130, 858169, 1320260, 1650325, 1716338, 3300650, 3432676, 4290845, 6601300, 8581690, 17163380, 21454225, 42908450, 85816900]

約数ペア:

[(1, 85816900), (2, 42908450), (4, 21454225), (5, 17163380), (10, 8581690), (13, 6601300), (20, 4290845), (25, 3432676), (26, 3300650), (50, 1716338), (52, 1650325), (65, 1320260), (100, 858169), (130, 660130), (251, 341900), (260, 330065), (263, 326300), (325, 264052), (502, 170950), (526, 163150), (650, 132026), (1004, 85475), (1052, 81575), (1255, 68380), (1300, 66013), (1315, 65260), (2510, 34190), (2630, 32630), (3263, 26300), (3419, 25100), (5020, 17095), (5260, 16315), (6275, 13676), (6526, 13150), (6575, 13052), (6838, 12550)]