87804296.000000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2389}}^1$

素因数の和:2836

約数の個数: 48

約数和(自身を含む): 346913280

約数和(自身を除く): 202761020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 431, 862, 1724, 2155, 2389, 3017, 4310, 4778, 6034, 8620, 9556, 11945, 12068, 15085, 16723, 23890, 30170, 33446, 47780, 60340, 66892, 83615, 167230, 334460, 1029659, 2059318, 4118636, 5148295, 7207613, 10296590, 14415226, 20593180, 28830452, 36038065, 72076130, 144152260]

約数ペア:

[(1, 144152260), (2, 72076130), (4, 36038065), (5, 28830452), (7, 20593180), (10, 14415226), (14, 10296590), (20, 7207613), (28, 5148295), (35, 4118636), (70, 2059318), (140, 1029659), (431, 334460), (862, 167230), (1724, 83615), (2155, 66892), (2389, 60340), (3017, 47780), (4310, 33446), (4778, 30170), (6034, 23890), (8620, 16723), (9556, 15085), (11945, 12068)]