40252500

素因数分解:

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

素因数の和:1819

約数の個数: 90

約数和(自身を含む): 127217090

約数和(自身を除く): 86964590

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, 625, 750, 900, 1125, 1250, 1500, 1789, 1875, 2250, 2500, 3578, 3750, 4500, 5367, 5625, 7156, 7500, 8945, 10734, 11250, 16101, 17890, 21468, 22500, 26835, 32202, 35780, 44725, 53670, 64404, 80505, 89450, 107340, 134175, 161010, 178900, 223625, 268350, 322020, 402525, 447250, 536700, 670875, 805050, 894500, 1118125, 1341750, 1610100, 2012625, 2236250, 2683500, 3354375, 4025250, 4472500, 6708750, 8050500, 10063125, 13417500, 20126250, 40252500]

約数ペア:

[(1, 40252500), (2, 20126250), (3, 13417500), (4, 10063125), (5, 8050500), (6, 6708750), (9, 4472500), (10, 4025250), (12, 3354375), (15, 2683500), (18, 2236250), (20, 2012625), (25, 1610100), (30, 1341750), (36, 1118125), (45, 894500), (50, 805050), (60, 670875), (75, 536700), (90, 447250), (100, 402525), (125, 322020), (150, 268350), (180, 223625), (225, 178900), (250, 161010), (300, 134175), (375, 107340), (450, 89450), (500, 80505), (625, 64404), (750, 53670), (900, 44725), (1125, 35780), (1250, 32202), (1500, 26835), (1789, 22500), (1875, 21468), (2250, 17890), (2500, 16101), (3578, 11250), (3750, 10734), (4500, 8945), (5367, 7500), (5625, 7156)]