19954050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{137}}^1\times {\mathrm{971}}^1$

素因数の和:1123

約数の個数: 48

約数和(自身を含む): 49898592

約数和(自身を除く): 29944542

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 137, 150, 274, 411, 685, 822, 971, 1370, 1942, 2055, 2913, 3425, 4110, 4855, 5826, 6850, 9710, 10275, 14565, 20550, 24275, 29130, 48550, 72825, 133027, 145650, 266054, 399081, 665135, 798162, 1330270, 1995405, 3325675, 3990810, 6651350, 9977025, 19954050]

約数ペア:

[(1, 19954050), (2, 9977025), (3, 6651350), (5, 3990810), (6, 3325675), (10, 1995405), (15, 1330270), (25, 798162), (30, 665135), (50, 399081), (75, 266054), (137, 145650), (150, 133027), (274, 72825), (411, 48550), (685, 29130), (822, 24275), (971, 20550), (1370, 14565), (1942, 10275), (2055, 9710), (2913, 6850), (3425, 5826), (4110, 4855)]