197745275

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5113}}^1$

素因数の和:5160

約数の個数: 48

約数和(自身を含む): 319604544

約数和(自身を除く): 121859269

約数列:

[1, 5, 7, 13, 17, 25, 35, 65, 85, 91, 119, 175, 221, 325, 425, 455, 595, 1105, 1547, 2275, 2975, 5113, 5525, 7735, 25565, 35791, 38675, 66469, 86921, 127825, 178955, 332345, 434605, 465283, 608447, 894775, 1129973, 1661725, 2173025, 2326415, 3042235, 5649865, 7909811, 11632075, 15211175, 28249325, 39549055, 197745275]

約数ペア:

[(1, 197745275), (5, 39549055), (7, 28249325), (13, 15211175), (17, 11632075), (25, 7909811), (35, 5649865), (65, 3042235), (85, 2326415), (91, 2173025), (119, 1661725), (175, 1129973), (221, 894775), (325, 608447), (425, 465283), (455, 434605), (595, 332345), (1105, 178955), (1547, 127825), (2275, 86921), (2975, 66469), (5113, 38675), (5525, 35791), (7735, 25565)]