28354500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{6301}}^1$

素因数の和:6326

約数の個数: 72

約数和(自身を含む): 89463192

約数和(自身を除く): 61108692

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, 6301, 12602, 18903, 25204, 31505, 37806, 56709, 63010, 75612, 94515, 113418, 126020, 157525, 189030, 226836, 283545, 315050, 378060, 472575, 567090, 630100, 787625, 945150, 1134180, 1417725, 1575250, 1890300, 2362875, 2835450, 3150500, 4725750, 5670900, 7088625, 9451500, 14177250, 28354500]

約数ペア:

[(1, 28354500), (2, 14177250), (3, 9451500), (4, 7088625), (5, 5670900), (6, 4725750), (9, 3150500), (10, 2835450), (12, 2362875), (15, 1890300), (18, 1575250), (20, 1417725), (25, 1134180), (30, 945150), (36, 787625), (45, 630100), (50, 567090), (60, 472575), (75, 378060), (90, 315050), (100, 283545), (125, 226836), (150, 189030), (180, 157525), (225, 126020), (250, 113418), (300, 94515), (375, 75612), (450, 63010), (500, 56709), (750, 37806), (900, 31505), (1125, 25204), (1500, 18903), (2250, 12602), (4500, 6301)]