65211140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{3877}}^1$

素因数の和:3944

約数の個数: 36

約数和(自身を含む): 141864996

約数和(自身を除く): 76653856

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 3364, 3877, 4205, 7754, 8410, 15508, 16820, 19385, 38770, 77540, 112433, 224866, 449732, 562165, 1124330, 2248660, 3260557, 6521114, 13042228, 16302785, 32605570, 65211140]

約数ペア:

[(1, 65211140), (2, 32605570), (4, 16302785), (5, 13042228), (10, 6521114), (20, 3260557), (29, 2248660), (58, 1124330), (116, 562165), (145, 449732), (290, 224866), (580, 112433), (841, 77540), (1682, 38770), (3364, 19385), (3877, 16820), (4205, 15508), (7754, 8410)]