1630865990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{171851}}^1$

素因数の和:171944

約数の個数: 32

約数和(自身を含む): 3204696096

約数和(自身を除く): 1573830106

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4745, 9490, 171851, 343702, 859255, 1718510, 2234063, 4468126, 11170315, 12545123, 22340630, 25090246, 62725615, 125451230, 163086599, 326173198, 815432995, 1630865990]

約数ペア:

[(1, 1630865990), (2, 815432995), (5, 326173198), (10, 163086599), (13, 125451230), (26, 62725615), (65, 25090246), (73, 22340630), (130, 12545123), (146, 11170315), (365, 4468126), (730, 2234063), (949, 1718510), (1898, 859255), (4745, 343702), (9490, 171851)]