87398675

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{937}}^1$

素因数の和:1008

約数の個数: 48

約数和(自身を含む): 136782912

約数和(自身を除く): 49384237

約数列:

[1, 5, 7, 13, 25, 35, 41, 65, 91, 175, 205, 287, 325, 455, 533, 937, 1025, 1435, 2275, 2665, 3731, 4685, 6559, 7175, 12181, 13325, 18655, 23425, 32795, 38417, 60905, 85267, 93275, 163975, 192085, 268919, 304525, 426335, 499421, 960425, 1344595, 2131675, 2497105, 3495947, 6722975, 12485525, 17479735, 87398675]

約数ペア:

[(1, 87398675), (5, 17479735), (7, 12485525), (13, 6722975), (25, 3495947), (35, 2497105), (41, 2131675), (65, 1344595), (91, 960425), (175, 499421), (205, 426335), (287, 304525), (325, 268919), (455, 192085), (533, 163975), (937, 93275), (1025, 85267), (1435, 60905), (2275, 38417), (2665, 32795), (3731, 23425), (4685, 18655), (6559, 13325), (7175, 12181)]