10200080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 26409024

約数和(自身を除く): 16208944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 67, 80, 88, 110, 134, 173, 176, 220, 268, 335, 346, 440, 536, 670, 692, 737, 865, 880, 1072, 1340, 1384, 1474, 1730, 1903, 2680, 2768, 2948, 3460, 3685, 3806, 5360, 5896, 6920, 7370, 7612, 9515, 11591, 11792, 13840, 14740, 15224, 19030, 23182, 29480, 30448, 38060, 46364, 57955, 58960, 76120, 92728, 115910, 127501, 152240, 185456, 231820, 255002, 463640, 510004, 637505, 927280, 1020008, 1275010, 2040016, 2550020, 5100040, 10200080]

約数ペア:

[(1, 10200080), (2, 5100040), (4, 2550020), (5, 2040016), (8, 1275010), (10, 1020008), (11, 927280), (16, 637505), (20, 510004), (22, 463640), (40, 255002), (44, 231820), (55, 185456), (67, 152240), (80, 127501), (88, 115910), (110, 92728), (134, 76120), (173, 58960), (176, 57955), (220, 46364), (268, 38060), (335, 30448), (346, 29480), (440, 23182), (536, 19030), (670, 15224), (692, 14740), (737, 13840), (865, 11792), (880, 11591), (1072, 9515), (1340, 7612), (1384, 7370), (1474, 6920), (1730, 5896), (1903, 5360), (2680, 3806), (2768, 3685), (2948, 3460)]