1520689345

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{7043}}^1$

素因数の和:7285

約数の個数: 32

約数和(自身を含む): 2163916800

約数和(自身を除く): 643227455

約数列:

[1, 5, 7, 31, 35, 155, 199, 217, 995, 1085, 1393, 6169, 6965, 7043, 30845, 35215, 43183, 49301, 215915, 218333, 246505, 1091665, 1401557, 1528331, 7007785, 7641655, 9810899, 43448267, 49054495, 217241335, 304137869, 1520689345]

約数ペア:

[(1, 1520689345), (5, 304137869), (7, 217241335), (31, 49054495), (35, 43448267), (155, 9810899), (199, 7641655), (217, 7007785), (995, 1528331), (1085, 1401557), (1393, 1091665), (6169, 246505), (6965, 218333), (7043, 215915), (30845, 49301), (35215, 43183)]