90553500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{20123}}^1$

素因数の和:20148

約数の個数: 72

約数和(自身を含む): 285680304

約数和(自身を除く): 195126804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 20123, 40246, 60369, 80492, 100615, 120738, 181107, 201230, 241476, 301845, 362214, 402460, 503075, 603690, 724428, 905535, 1006150, 1207380, 1509225, 1811070, 2012300, 2515375, 3018450, 3622140, 4527675, 5030750, 6036900, 7546125, 9055350, 10061500, 15092250, 18110700, 22638375, 30184500, 45276750, 90553500]

約数ペア:

[(1, 90553500), (2, 45276750), (3, 30184500), (4, 22638375), (5, 18110700), (6, 15092250), (9, 10061500), (10, 9055350), (12, 7546125), (15, 6036900), (18, 5030750), (20, 4527675), (25, 3622140), (30, 3018450), (36, 2515375), (45, 2012300), (50, 1811070), (60, 1509225), (75, 1207380), (90, 1006150), (100, 905535), (125, 724428), (150, 603690), (180, 503075), (225, 402460), (250, 362214), (300, 301845), (375, 241476), (450, 201230), (500, 181107), (750, 120738), (900, 100615), (1125, 80492), (1500, 60369), (2250, 40246), (4500, 20123)]