800842960

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{149411}}^1$

素因数の和:149491

約数の個数: 40

約数和(自身を含む): 1889762976

約数和(自身を除く): 1088920016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 149411, 298822, 597644, 747055, 1195288, 1494110, 2390576, 2988220, 5976440, 10010537, 11952880, 20021074, 40042148, 50052685, 80084296, 100105370, 160168592, 200210740, 400421480, 800842960]

約数ペア:

[(1, 800842960), (2, 400421480), (4, 200210740), (5, 160168592), (8, 100105370), (10, 80084296), (16, 50052685), (20, 40042148), (40, 20021074), (67, 11952880), (80, 10010537), (134, 5976440), (268, 2988220), (335, 2390576), (536, 1494110), (670, 1195288), (1072, 747055), (1340, 597644), (2680, 298822), (5360, 149411)]