206568775

素因数分解:

$5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 303702784

約数和(自身を除く): 97134009

約数列:

[1, 5, 7, 25, 35, 43, 97, 175, 215, 283, 301, 485, 679, 1075, 1415, 1505, 1981, 2425, 3395, 4171, 7075, 7525, 9905, 12169, 16975, 20855, 27451, 29197, 49525, 60845, 85183, 104275, 137255, 145985, 192157, 304225, 425915, 686275, 729925, 960785, 1180393, 2129575, 4803925, 5901965, 8262751, 29509825, 41313755, 206568775]

約数ペア:

[(1, 206568775), (5, 41313755), (7, 29509825), (25, 8262751), (35, 5901965), (43, 4803925), (97, 2129575), (175, 1180393), (215, 960785), (283, 729925), (301, 686275), (485, 425915), (679, 304225), (1075, 192157), (1415, 145985), (1505, 137255), (1981, 104275), (2425, 85183), (3395, 60845), (4171, 49525), (7075, 29197), (7525, 27451), (9905, 20855), (12169, 16975)]