31551590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3389}}^1$

素因数の和:3429

約数の個数: 48

約数和(自身を含む): 69562800

約数和(自身を除く): 38011210

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 3389, 4655, 6778, 9310, 16945, 23723, 33890, 47446, 64391, 118615, 128782, 166061, 237230, 321955, 332122, 450737, 643910, 830305, 901474, 1660610, 2253685, 3155159, 4507370, 6310318, 15775795, 31551590]

約数ペア:

[(1, 31551590), (2, 15775795), (5, 6310318), (7, 4507370), (10, 3155159), (14, 2253685), (19, 1660610), (35, 901474), (38, 830305), (49, 643910), (70, 450737), (95, 332122), (98, 321955), (133, 237230), (190, 166061), (245, 128782), (266, 118615), (490, 64391), (665, 47446), (931, 33890), (1330, 23723), (1862, 16945), (3389, 9310), (4655, 6778)]