254218425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8669}}^1$

素因数の和:8722

約数の個数: 48

約数和(自身を含む): 464434560

約数和(自身を除く): 210216135

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425, 575, 1173, 1275, 1725, 1955, 5865, 8669, 9775, 26007, 29325, 43345, 130035, 147373, 199387, 216725, 442119, 598161, 650175, 736865, 996935, 2210595, 2990805, 3389579, 3684325, 4984675, 10168737, 11052975, 14954025, 16947895, 50843685, 84739475, 254218425]

約数ペア:

[(1, 254218425), (3, 84739475), (5, 50843685), (15, 16947895), (17, 14954025), (23, 11052975), (25, 10168737), (51, 4984675), (69, 3684325), (75, 3389579), (85, 2990805), (115, 2210595), (255, 996935), (345, 736865), (391, 650175), (425, 598161), (575, 442119), (1173, 216725), (1275, 199387), (1725, 147373), (1955, 130035), (5865, 43345), (8669, 29325), (9775, 26007)]