312103675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 445471488

約数和(自身を除く): 133367813

約数列:

[1, 5, 13, 23, 25, 43, 65, 115, 215, 299, 325, 559, 575, 971, 989, 1075, 1495, 2795, 4855, 4945, 7475, 12623, 12857, 13975, 22333, 24275, 24725, 41753, 63115, 64285, 111665, 208765, 290329, 315575, 321425, 542789, 558325, 960319, 1043825, 1451645, 2713945, 4801595, 7258225, 12484147, 13569725, 24007975, 62420735, 312103675]

約数ペア:

[(1, 312103675), (5, 62420735), (13, 24007975), (23, 13569725), (25, 12484147), (43, 7258225), (65, 4801595), (115, 2713945), (215, 1451645), (299, 1043825), (325, 960319), (559, 558325), (575, 542789), (971, 321425), (989, 315575), (1075, 290329), (1495, 208765), (2795, 111665), (4855, 64285), (4945, 63115), (7475, 41753), (12623, 24725), (12857, 24275), (13975, 22333)]