131571185

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 167384448

約数和(自身を除く): 35813263

約数列:

[1, 5, 43, 73, 83, 101, 215, 365, 415, 505, 3139, 3569, 4343, 6059, 7373, 8383, 15695, 17845, 21715, 30295, 36865, 41915, 260537, 317039, 360469, 611959, 1302685, 1585195, 1802345, 3059795, 26314237, 131571185]

約数ペア:

[(1, 131571185), (5, 26314237), (43, 3059795), (73, 1802345), (83, 1585195), (101, 1302685), (215, 611959), (365, 360469), (415, 317039), (505, 260537), (3139, 41915), (3569, 36865), (4343, 30295), (6059, 21715), (7373, 17845), (8383, 15695)]