980334575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{887}}^1\times {\mathrm{4019}}^1$

素因数の和:4927

約数の個数: 24

約数和(自身を含む): 1327950720

約数和(自身を除く): 347616145

約数列:

[1, 5, 11, 25, 55, 275, 887, 4019, 4435, 9757, 20095, 22175, 44209, 48785, 100475, 221045, 243925, 1105225, 3564853, 17824265, 39213383, 89121325, 196066915, 980334575]

約数ペア:

[(1, 980334575), (5, 196066915), (11, 89121325), (25, 39213383), (55, 17824265), (275, 3564853), (887, 1105225), (4019, 243925), (4435, 221045), (9757, 100475), (20095, 48785), (22175, 44209)]