73503640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{262513}}^1$

素因数の和:262531

約数の個数: 32

約数和(自身を含む): 189010080

約数和(自身を除く): 115506440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 262513, 525026, 1050052, 1312565, 1837591, 2100104, 2625130, 3675182, 5250260, 7350364, 9187955, 10500520, 14700728, 18375910, 36751820, 73503640]

約数ペア:

[(1, 73503640), (2, 36751820), (4, 18375910), (5, 14700728), (7, 10500520), (8, 9187955), (10, 7350364), (14, 5250260), (20, 3675182), (28, 2625130), (35, 2100104), (40, 1837591), (56, 1312565), (70, 1050052), (140, 525026), (280, 262513)]