90560500

素因数分解:

$2^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{2551}}^1$

素因数の和:2641

約数の個数: 48

約数和(自身を含む): 200648448

約数和(自身を除く): 110087948

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 125, 142, 250, 284, 355, 500, 710, 1420, 1775, 2551, 3550, 5102, 7100, 8875, 10204, 12755, 17750, 25510, 35500, 51020, 63775, 127550, 181121, 255100, 318875, 362242, 637750, 724484, 905605, 1275500, 1811210, 3622420, 4528025, 9056050, 18112100, 22640125, 45280250, 90560500]

約数ペア:

[(1, 90560500), (2, 45280250), (4, 22640125), (5, 18112100), (10, 9056050), (20, 4528025), (25, 3622420), (50, 1811210), (71, 1275500), (100, 905605), (125, 724484), (142, 637750), (250, 362242), (284, 318875), (355, 255100), (500, 181121), (710, 127550), (1420, 63775), (1775, 51020), (2551, 35500), (3550, 25510), (5102, 17750), (7100, 12755), (8875, 10204)]