74159735

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:244

約数の個数: 32

約数和(自身を含む): 99274560

約数和(自身を除く): 25114825

約数列:

[1, 5, 13, 43, 65, 157, 169, 215, 559, 785, 845, 2041, 2197, 2795, 6751, 7267, 10205, 10985, 26533, 33755, 36335, 87763, 94471, 132665, 344929, 438815, 472355, 1140919, 1724645, 5704595, 14831947, 74159735]

約数ペア:

[(1, 74159735), (5, 14831947), (13, 5704595), (43, 1724645), (65, 1140919), (157, 472355), (169, 438815), (215, 344929), (559, 132665), (785, 94471), (845, 87763), (2041, 36335), (2197, 33755), (2795, 26533), (6751, 10985), (7267, 10205)]