50997780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{911}}^1$

素因数の和:1237

約数の個数: 72

約数和(自身を含む): 155361024

約数和(自身を除く): 104363244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 311, 622, 911, 933, 1244, 1555, 1822, 1866, 2733, 2799, 3110, 3644, 3732, 4555, 4665, 5466, 5598, 6220, 8199, 9110, 9330, 10932, 11196, 13665, 13995, 16398, 18220, 18660, 27330, 27990, 32796, 40995, 54660, 55980, 81990, 163980, 283321, 566642, 849963, 1133284, 1416605, 1699926, 2549889, 2833210, 3399852, 4249815, 5099778, 5666420, 8499630, 10199556, 12749445, 16999260, 25498890, 50997780]

約数ペア:

[(1, 50997780), (2, 25498890), (3, 16999260), (4, 12749445), (5, 10199556), (6, 8499630), (9, 5666420), (10, 5099778), (12, 4249815), (15, 3399852), (18, 2833210), (20, 2549889), (30, 1699926), (36, 1416605), (45, 1133284), (60, 849963), (90, 566642), (180, 283321), (311, 163980), (622, 81990), (911, 55980), (933, 54660), (1244, 40995), (1555, 32796), (1822, 27990), (1866, 27330), (2733, 18660), (2799, 18220), (3110, 16398), (3644, 13995), (3732, 13665), (4555, 11196), (4665, 10932), (5466, 9330), (5598, 9110), (6220, 8199)]