84165725

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1489}}^1$

素因数の和:1542

約数の個数: 48

約数和(自身を含む): 133027200

約数和(自身を除く): 48861475

約数列:

[1, 5, 7, 17, 19, 25, 35, 85, 95, 119, 133, 175, 323, 425, 475, 595, 665, 1489, 1615, 2261, 2975, 3325, 7445, 8075, 10423, 11305, 25313, 28291, 37225, 52115, 56525, 126565, 141455, 177191, 198037, 260575, 480947, 632825, 707275, 885955, 990185, 2404735, 3366629, 4429775, 4950925, 12023675, 16833145, 84165725]

約数ペア:

[(1, 84165725), (5, 16833145), (7, 12023675), (17, 4950925), (19, 4429775), (25, 3366629), (35, 2404735), (85, 990185), (95, 885955), (119, 707275), (133, 632825), (175, 480947), (323, 260575), (425, 198037), (475, 177191), (595, 141455), (665, 126565), (1489, 56525), (1615, 52115), (2261, 37225), (2975, 28291), (3325, 25313), (7445, 11305), (8075, 10423)]