20734367025

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{199321}}^1$

素因数の和:199426

約数の個数: 48

約数和(自身を含む): 36579573440

約数和(自身を除く): 15845206415

約数列:

[1, 3, 5, 15, 19, 25, 57, 73, 75, 95, 219, 285, 365, 475, 1095, 1387, 1425, 1825, 4161, 5475, 6935, 20805, 34675, 104025, 199321, 597963, 996605, 2989815, 3787099, 4983025, 11361297, 14550433, 14949075, 18935495, 43651299, 56806485, 72752165, 94677475, 218256495, 276458227, 284032425, 363760825, 829374681, 1091282475, 1382291135, 4146873405, 6911455675, 20734367025]

約数ペア:

[(1, 20734367025), (3, 6911455675), (5, 4146873405), (15, 1382291135), (19, 1091282475), (25, 829374681), (57, 363760825), (73, 284032425), (75, 276458227), (95, 218256495), (219, 94677475), (285, 72752165), (365, 56806485), (475, 43651299), (1095, 18935495), (1387, 14949075), (1425, 14550433), (1825, 11361297), (4161, 4983025), (5475, 3787099), (6935, 2989815), (20805, 996605), (34675, 597963), (104025, 199321)]