20126250

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{1789}}^1$

素因数の和:1817

約数の個数: 60

約数和(自身を含む): 54521610

約数和(自身を除く): 34395360

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 625, 750, 1125, 1250, 1789, 1875, 2250, 3578, 3750, 5367, 5625, 8945, 10734, 11250, 16101, 17890, 26835, 32202, 44725, 53670, 80505, 89450, 134175, 161010, 223625, 268350, 402525, 447250, 670875, 805050, 1118125, 1341750, 2012625, 2236250, 3354375, 4025250, 6708750, 10063125, 20126250]

約数ペア:

[(1, 20126250), (2, 10063125), (3, 6708750), (5, 4025250), (6, 3354375), (9, 2236250), (10, 2012625), (15, 1341750), (18, 1118125), (25, 805050), (30, 670875), (45, 447250), (50, 402525), (75, 268350), (90, 223625), (125, 161010), (150, 134175), (225, 89450), (250, 80505), (375, 53670), (450, 44725), (625, 32202), (750, 26835), (1125, 17890), (1250, 16101), (1789, 11250), (1875, 10734), (2250, 8945), (3578, 5625), (3750, 5367)]