90207650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1013}}^1$

素因数の和:1175

約数の個数: 48

約数和(自身を含む): 182191464

約数和(自身を除く): 91983814

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 137, 274, 325, 650, 685, 1013, 1370, 1781, 2026, 3425, 3562, 5065, 6850, 8905, 10130, 13169, 17810, 25325, 26338, 44525, 50650, 65845, 89050, 131690, 138781, 277562, 329225, 658450, 693905, 1387810, 1804153, 3469525, 3608306, 6939050, 9020765, 18041530, 45103825, 90207650]

約数ペア:

[(1, 90207650), (2, 45103825), (5, 18041530), (10, 9020765), (13, 6939050), (25, 3608306), (26, 3469525), (50, 1804153), (65, 1387810), (130, 693905), (137, 658450), (274, 329225), (325, 277562), (650, 138781), (685, 131690), (1013, 89050), (1370, 65845), (1781, 50650), (2026, 44525), (3425, 26338), (3562, 25325), (5065, 17810), (6850, 13169), (8905, 10130)]