83890910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1\times {\mathrm{653}}^1$

素因数の和:1132

約数の個数: 32

約数和(自身を含む): 156803040

約数和(自身を除く): 72912130

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 443, 653, 886, 1306, 2215, 3265, 4430, 6530, 12847, 18937, 25694, 37874, 64235, 94685, 128470, 189370, 289279, 578558, 1446395, 2892790, 8389091, 16778182, 41945455, 83890910]

約数ペア:

[(1, 83890910), (2, 41945455), (5, 16778182), (10, 8389091), (29, 2892790), (58, 1446395), (145, 578558), (290, 289279), (443, 189370), (653, 128470), (886, 94685), (1306, 64235), (2215, 37874), (3265, 25694), (4430, 18937), (6530, 12847)]