28084500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{79}}^2$

素因数の和:183

約数の個数: 108

約数和(自身を含む): 89732916

約数和(自身を除く): 61648416

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 79, 90, 100, 125, 150, 158, 180, 225, 237, 250, 300, 316, 375, 395, 450, 474, 500, 711, 750, 790, 900, 948, 1125, 1185, 1422, 1500, 1580, 1975, 2250, 2370, 2844, 3555, 3950, 4500, 4740, 5925, 6241, 7110, 7900, 9875, 11850, 12482, 14220, 17775, 18723, 19750, 23700, 24964, 29625, 31205, 35550, 37446, 39500, 56169, 59250, 62410, 71100, 74892, 88875, 93615, 112338, 118500, 124820, 156025, 177750, 187230, 224676, 280845, 312050, 355500, 374460, 468075, 561690, 624100, 780125, 936150, 1123380, 1404225, 1560250, 1872300, 2340375, 2808450, 3120500, 4680750, 5616900, 7021125, 9361500, 14042250, 28084500]

約数ペア:

[(1, 28084500), (2, 14042250), (3, 9361500), (4, 7021125), (5, 5616900), (6, 4680750), (9, 3120500), (10, 2808450), (12, 2340375), (15, 1872300), (18, 1560250), (20, 1404225), (25, 1123380), (30, 936150), (36, 780125), (45, 624100), (50, 561690), (60, 468075), (75, 374460), (79, 355500), (90, 312050), (100, 280845), (125, 224676), (150, 187230), (158, 177750), (180, 156025), (225, 124820), (237, 118500), (250, 112338), (300, 93615), (316, 88875), (375, 74892), (395, 71100), (450, 62410), (474, 59250), (500, 56169), (711, 39500), (750, 37446), (790, 35550), (900, 31205), (948, 29625), (1125, 24964), (1185, 23700), (1422, 19750), (1500, 18723), (1580, 17775), (1975, 14220), (2250, 12482), (2370, 11850), (2844, 9875), (3555, 7900), (3950, 7110), (4500, 6241), (4740, 5925)]