28227100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{383}}^1$

素因数の和:475

約数の個数: 72

約数和(自身を含む): 67995648

約数和(自身を除く): 39768548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 67, 100, 110, 134, 220, 268, 275, 335, 383, 550, 670, 737, 766, 1100, 1340, 1474, 1532, 1675, 1915, 2948, 3350, 3685, 3830, 4213, 6700, 7370, 7660, 8426, 9575, 14740, 16852, 18425, 19150, 21065, 25661, 36850, 38300, 42130, 51322, 73700, 84260, 102644, 105325, 128305, 210650, 256610, 282271, 421300, 513220, 564542, 641525, 1129084, 1283050, 1411355, 2566100, 2822710, 5645420, 7056775, 14113550, 28227100]

約数ペア:

[(1, 28227100), (2, 14113550), (4, 7056775), (5, 5645420), (10, 2822710), (11, 2566100), (20, 1411355), (22, 1283050), (25, 1129084), (44, 641525), (50, 564542), (55, 513220), (67, 421300), (100, 282271), (110, 256610), (134, 210650), (220, 128305), (268, 105325), (275, 102644), (335, 84260), (383, 73700), (550, 51322), (670, 42130), (737, 38300), (766, 36850), (1100, 25661), (1340, 21065), (1474, 19150), (1532, 18425), (1675, 16852), (1915, 14740), (2948, 9575), (3350, 8426), (3685, 7660), (3830, 7370), (4213, 6700)]