197017340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{751}}^1\times {\mathrm{1009}}^1$

素因数の和:1782

約数の個数: 48

約数和(自身を含む): 446597760

約数和(自身を除く): 249580420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 751, 1009, 1502, 2018, 3004, 3755, 4036, 5045, 7510, 9763, 10090, 13117, 15020, 19526, 20180, 26234, 39052, 48815, 52468, 65585, 97630, 131170, 195260, 262340, 757759, 1515518, 3031036, 3788795, 7577590, 9850867, 15155180, 19701734, 39403468, 49254335, 98508670, 197017340]

約数ペア:

[(1, 197017340), (2, 98508670), (4, 49254335), (5, 39403468), (10, 19701734), (13, 15155180), (20, 9850867), (26, 7577590), (52, 3788795), (65, 3031036), (130, 1515518), (260, 757759), (751, 262340), (1009, 195260), (1502, 131170), (2018, 97630), (3004, 65585), (3755, 52468), (4036, 48815), (5045, 39052), (7510, 26234), (9763, 20180), (10090, 19526), (13117, 15020)]