45500020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 98638848

約数和(自身を除く): 53138828

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 191, 215, 277, 382, 430, 554, 764, 860, 955, 1108, 1385, 1910, 2770, 3820, 5540, 8213, 11911, 16426, 23822, 32852, 41065, 47644, 52907, 59555, 82130, 105814, 119110, 164260, 211628, 238220, 264535, 529070, 1058140, 2275001, 4550002, 9100004, 11375005, 22750010, 45500020]

約数ペア:

[(1, 45500020), (2, 22750010), (4, 11375005), (5, 9100004), (10, 4550002), (20, 2275001), (43, 1058140), (86, 529070), (172, 264535), (191, 238220), (215, 211628), (277, 164260), (382, 119110), (430, 105814), (554, 82130), (764, 59555), (860, 52907), (955, 47644), (1108, 41065), (1385, 32852), (1910, 23822), (2770, 16426), (3820, 11911), (5540, 8213)]