82866670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^2\times {\mathrm{131}}^1$

素因数の和:277

約数の個数: 48

約数和(自身を含む): 161791344

約数和(自身を除く): 78924674

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 131, 170, 262, 305, 610, 655, 1037, 1310, 2074, 2227, 3721, 4454, 5185, 7442, 7991, 10370, 11135, 15982, 18605, 22270, 37210, 39955, 63257, 79910, 126514, 135847, 271694, 316285, 487451, 632570, 679235, 974902, 1358470, 2437255, 4874510, 8286667, 16573334, 41433335, 82866670]

約数ペア:

[(1, 82866670), (2, 41433335), (5, 16573334), (10, 8286667), (17, 4874510), (34, 2437255), (61, 1358470), (85, 974902), (122, 679235), (131, 632570), (170, 487451), (262, 316285), (305, 271694), (610, 135847), (655, 126514), (1037, 79910), (1310, 63257), (2074, 39955), (2227, 37210), (3721, 22270), (4454, 18605), (5185, 15982), (7442, 11135), (7991, 10370)]