19616239475

素因数分解:

$5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1\times {\mathrm{2593}}^1$

素因数の和:3060

約数の個数: 48

約数和(自身を含む): 28099868160

約数和(自身を除く): 8483628685

約数列:

[1, 5, 7, 25, 35, 139, 175, 311, 695, 973, 1555, 2177, 2593, 3475, 4865, 7775, 10885, 12965, 18151, 24325, 43229, 54425, 64825, 90755, 216145, 302603, 360427, 453775, 806423, 1080725, 1513015, 1802135, 2522989, 4032115, 5644961, 7565075, 9010675, 12614945, 20160575, 28224805, 63074725, 112092797, 141124025, 560463985, 784649579, 2802319925, 3923247895, 19616239475]

約数ペア:

[(1, 19616239475), (5, 3923247895), (7, 2802319925), (25, 784649579), (35, 560463985), (139, 141124025), (175, 112092797), (311, 63074725), (695, 28224805), (973, 20160575), (1555, 12614945), (2177, 9010675), (2593, 7565075), (3475, 5644961), (4865, 4032115), (7775, 2522989), (10885, 1802135), (12965, 1513015), (18151, 1080725), (24325, 806423), (43229, 453775), (54425, 360427), (64825, 302603), (90755, 216145)]