66567800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{25603}}^1$

素因数の和:25632

約数の個数: 48

約数和(自身を含む): 166682040

約数和(自身を除く): 100114240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 25603, 51206, 102412, 128015, 204824, 256030, 332839, 512060, 640075, 665678, 1024120, 1280150, 1331356, 1664195, 2560300, 2662712, 3328390, 5120600, 6656780, 8320975, 13313560, 16641950, 33283900, 66567800]

約数ペア:

[(1, 66567800), (2, 33283900), (4, 16641950), (5, 13313560), (8, 8320975), (10, 6656780), (13, 5120600), (20, 3328390), (25, 2662712), (26, 2560300), (40, 1664195), (50, 1331356), (52, 1280150), (65, 1024120), (100, 665678), (104, 640075), (130, 512060), (200, 332839), (260, 256030), (325, 204824), (520, 128015), (650, 102412), (1300, 51206), (2600, 25603)]