4990500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{1109}}^1$

素因数の和:1134

約数の個数: 72

約数和(自身を含む): 15757560

約数和(自身を除く): 10767060

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, 1109, 1125, 1500, 2218, 2250, 3327, 4436, 4500, 5545, 6654, 9981, 11090, 13308, 16635, 19962, 22180, 27725, 33270, 39924, 49905, 55450, 66540, 83175, 99810, 110900, 138625, 166350, 199620, 249525, 277250, 332700, 415875, 499050, 554500, 831750, 998100, 1247625, 1663500, 2495250, 4990500]

約数ペア:

[(1, 4990500), (2, 2495250), (3, 1663500), (4, 1247625), (5, 998100), (6, 831750), (9, 554500), (10, 499050), (12, 415875), (15, 332700), (18, 277250), (20, 249525), (25, 199620), (30, 166350), (36, 138625), (45, 110900), (50, 99810), (60, 83175), (75, 66540), (90, 55450), (100, 49905), (125, 39924), (150, 33270), (180, 27725), (225, 22180), (250, 19962), (300, 16635), (375, 13308), (450, 11090), (500, 9981), (750, 6654), (900, 5545), (1109, 4500), (1125, 4436), (1500, 3327), (2218, 2250)]