53421370

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{443}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 99740160

約数和(自身を除く): 46318790

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 389, 443, 778, 886, 1945, 2215, 3890, 4430, 12059, 13733, 24118, 27466, 60295, 68665, 120590, 137330, 172327, 344654, 861635, 1723270, 5342137, 10684274, 26710685, 53421370]

約数ペア:

[(1, 53421370), (2, 26710685), (5, 10684274), (10, 5342137), (31, 1723270), (62, 861635), (155, 344654), (310, 172327), (389, 137330), (443, 120590), (778, 68665), (886, 60295), (1945, 27466), (2215, 24118), (3890, 13733), (4430, 12059)]