51350540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7949}}^1$

素因数の和:7994

約数の個数: 48

約数和(自身を含む): 120204000

約数和(自身を除く): 68853460

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 7949, 15898, 31796, 39745, 79490, 135133, 151031, 158980, 270266, 302062, 540532, 604124, 675665, 755155, 1351330, 1510310, 2567527, 2702660, 3020620, 5135054, 10270108, 12837635, 25675270, 51350540]

約数ペア:

[(1, 51350540), (2, 25675270), (4, 12837635), (5, 10270108), (10, 5135054), (17, 3020620), (19, 2702660), (20, 2567527), (34, 1510310), (38, 1351330), (68, 755155), (76, 675665), (85, 604124), (95, 540532), (170, 302062), (190, 270266), (323, 158980), (340, 151031), (380, 135133), (646, 79490), (1292, 39745), (1615, 31796), (3230, 15898), (6460, 7949)]