40542905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{577}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 55931904

約数和(自身を除く): 15388999

約数列:

[1, 5, 13, 23, 47, 65, 115, 235, 299, 577, 611, 1081, 1495, 2885, 3055, 5405, 7501, 13271, 14053, 27119, 37505, 66355, 70265, 135595, 172523, 352547, 623737, 862615, 1762735, 3118685, 8108581, 40542905]

約数ペア:

[(1, 40542905), (5, 8108581), (13, 3118685), (23, 1762735), (47, 862615), (65, 623737), (115, 352547), (235, 172523), (299, 135595), (577, 70265), (611, 66355), (1081, 37505), (1495, 27119), (2885, 14053), (3055, 13271), (5405, 7501)]