49990655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 71124480

約数和(自身を除く): 21133825

約数列:

[1, 5, 11, 13, 55, 65, 139, 143, 503, 695, 715, 1529, 1807, 2515, 5533, 6539, 7645, 9035, 19877, 27665, 32695, 69917, 71929, 99385, 349585, 359645, 769087, 908921, 3845435, 4544605, 9998131, 49990655]

約数ペア:

[(1, 49990655), (5, 9998131), (11, 4544605), (13, 3845435), (55, 908921), (65, 769087), (139, 359645), (143, 349585), (503, 99385), (695, 71929), (715, 69917), (1529, 32695), (1807, 27665), (2515, 19877), (5533, 9035), (6539, 7645)]