90540590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{14533}}^1$

素因数の和:14636

約数の個数: 32

約数和(自身を含む): 188360640

約数和(自身を除く): 97820050

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 14533, 29066, 72665, 101731, 145330, 203462, 508655, 1017310, 1293437, 2586874, 6467185, 9054059, 12934370, 18108118, 45270295, 90540590]

約数ペア:

[(1, 90540590), (2, 45270295), (5, 18108118), (7, 12934370), (10, 9054059), (14, 6467185), (35, 2586874), (70, 1293437), (89, 1017310), (178, 508655), (445, 203462), (623, 145330), (890, 101731), (1246, 72665), (3115, 29066), (6230, 14533)]