27752500

素因数分解:

$2^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{653}}^1$

素因数の和:694

約数の個数: 60

約数和(自身を含む): 64357524

約数和(自身を除く): 36605024

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 250, 340, 425, 500, 625, 653, 850, 1250, 1306, 1700, 2125, 2500, 2612, 3265, 4250, 6530, 8500, 10625, 11101, 13060, 16325, 21250, 22202, 32650, 42500, 44404, 55505, 65300, 81625, 111010, 163250, 222020, 277525, 326500, 408125, 555050, 816250, 1110100, 1387625, 1632500, 2775250, 5550500, 6938125, 13876250, 27752500]

約数ペア:

[(1, 27752500), (2, 13876250), (4, 6938125), (5, 5550500), (10, 2775250), (17, 1632500), (20, 1387625), (25, 1110100), (34, 816250), (50, 555050), (68, 408125), (85, 326500), (100, 277525), (125, 222020), (170, 163250), (250, 111010), (340, 81625), (425, 65300), (500, 55505), (625, 44404), (653, 42500), (850, 32650), (1250, 22202), (1306, 21250), (1700, 16325), (2125, 13060), (2500, 11101), (2612, 10625), (3265, 8500), (4250, 6530)]