68840500

素因数分解:

$2^2\times 5^3\times {\mathrm{131}}^1\times {\mathrm{1051}}^1$

素因数の和:1201

約数の個数: 48

約数和(自身を含む): 151639488

約数和(自身を除く): 82798988

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 131, 250, 262, 500, 524, 655, 1051, 1310, 2102, 2620, 3275, 4204, 5255, 6550, 10510, 13100, 16375, 21020, 26275, 32750, 52550, 65500, 105100, 131375, 137681, 262750, 275362, 525500, 550724, 688405, 1376810, 2753620, 3442025, 6884050, 13768100, 17210125, 34420250, 68840500]

約数ペア:

[(1, 68840500), (2, 34420250), (4, 17210125), (5, 13768100), (10, 6884050), (20, 3442025), (25, 2753620), (50, 1376810), (100, 688405), (125, 550724), (131, 525500), (250, 275362), (262, 262750), (500, 137681), (524, 131375), (655, 105100), (1051, 65500), (1310, 52550), (2102, 32750), (2620, 26275), (3275, 21020), (4204, 16375), (5255, 13100), (6550, 10510)]