83681780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{45979}}^1$

素因数の和:46008

約数の個数: 48

約数和(自身を含む): 216289920

約数和(自身を除く): 132608140

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 45979, 91958, 183916, 229895, 321853, 459790, 597727, 643706, 919580, 1195454, 1287412, 1609265, 2390908, 2988635, 3218530, 4184089, 5977270, 6437060, 8368178, 11954540, 16736356, 20920445, 41840890, 83681780]

約数ペア:

[(1, 83681780), (2, 41840890), (4, 20920445), (5, 16736356), (7, 11954540), (10, 8368178), (13, 6437060), (14, 5977270), (20, 4184089), (26, 3218530), (28, 2988635), (35, 2390908), (52, 1609265), (65, 1287412), (70, 1195454), (91, 919580), (130, 643706), (140, 597727), (182, 459790), (260, 321853), (364, 229895), (455, 183916), (910, 91958), (1820, 45979)]