68280940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37517}}^1$

素因数の和:37546

約数の個数: 48

約数和(自身を含む): 176484672

約数和(自身を除く): 108203732

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 37517, 75034, 150068, 187585, 262619, 375170, 487721, 525238, 750340, 975442, 1050476, 1313095, 1950884, 2438605, 2626190, 3414047, 4877210, 5252380, 6828094, 9754420, 13656188, 17070235, 34140470, 68280940]

約数ペア:

[(1, 68280940), (2, 34140470), (4, 17070235), (5, 13656188), (7, 9754420), (10, 6828094), (13, 5252380), (14, 4877210), (20, 3414047), (26, 2626190), (28, 2438605), (35, 1950884), (52, 1313095), (65, 1050476), (70, 975442), (91, 750340), (130, 525238), (140, 487721), (182, 375170), (260, 262619), (364, 187585), (455, 150068), (910, 75034), (1820, 37517)]