64011250

素因数分解:

$2^1\times 5^4\times {\mathrm{41}}^1\times {\mathrm{1249}}^1$

素因数の和:1312

約数の個数: 40

約数和(自身を含む): 123007500

約数和(自身を除く): 58996250

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 125, 205, 250, 410, 625, 1025, 1249, 1250, 2050, 2498, 5125, 6245, 10250, 12490, 25625, 31225, 51209, 51250, 62450, 102418, 156125, 256045, 312250, 512090, 780625, 1280225, 1561250, 2560450, 6401125, 12802250, 32005625, 64011250]

約数ペア:

[(1, 64011250), (2, 32005625), (5, 12802250), (10, 6401125), (25, 2560450), (41, 1561250), (50, 1280225), (82, 780625), (125, 512090), (205, 312250), (250, 256045), (410, 156125), (625, 102418), (1025, 62450), (1249, 51250), (1250, 51209), (2050, 31225), (2498, 25625), (5125, 12490), (6245, 10250)]