53221040

素因数分解:

$2^4\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1307}}^1$

素因数の和:1829

約数の個数: 40

約数和(自身を含む): 124076880

約数和(自身を除く): 70855840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 509, 1018, 1307, 2036, 2545, 2614, 4072, 5090, 5228, 6535, 8144, 10180, 10456, 13070, 20360, 20912, 26140, 40720, 52280, 104560, 665263, 1330526, 2661052, 3326315, 5322104, 6652630, 10644208, 13305260, 26610520, 53221040]

約数ペア:

[(1, 53221040), (2, 26610520), (4, 13305260), (5, 10644208), (8, 6652630), (10, 5322104), (16, 3326315), (20, 2661052), (40, 1330526), (80, 665263), (509, 104560), (1018, 52280), (1307, 40720), (2036, 26140), (2545, 20912), (2614, 20360), (4072, 13070), (5090, 10456), (5228, 10180), (6535, 8144)]