2018922725

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{467}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 2663668800

約数和(自身を除く): 644746075

約数列:

[1, 5, 25, 29, 67, 89, 145, 335, 445, 467, 725, 1675, 1943, 2225, 2335, 2581, 5963, 9715, 11675, 12905, 13543, 29815, 31289, 41563, 48575, 64525, 67715, 149075, 156445, 172927, 207815, 338575, 782225, 864635, 907381, 1039075, 1205327, 2784721, 4323175, 4536905, 6026635, 13923605, 22684525, 30133175, 69618025, 80756909, 403784545, 2018922725]

約数ペア:

[(1, 2018922725), (5, 403784545), (25, 80756909), (29, 69618025), (67, 30133175), (89, 22684525), (145, 13923605), (335, 6026635), (445, 4536905), (467, 4323175), (725, 2784721), (1675, 1205327), (1943, 1039075), (2225, 907381), (2335, 864635), (2581, 782225), (5963, 338575), (9715, 207815), (11675, 172927), (12905, 156445), (13543, 149075), (29815, 67715), (31289, 64525), (41563, 48575)]