206875325

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 282720000

約数和(自身を除く): 75844675

約数列:

[1, 5, 19, 25, 37, 79, 95, 149, 185, 395, 475, 703, 745, 925, 1501, 1975, 2831, 2923, 3515, 3725, 5513, 7505, 11771, 14155, 14615, 17575, 27565, 37525, 55537, 58855, 70775, 73075, 104747, 137825, 223649, 277685, 294275, 435527, 523735, 1118245, 1388425, 2177635, 2618675, 5591225, 8275013, 10888175, 41375065, 206875325]

約数ペア:

[(1, 206875325), (5, 41375065), (19, 10888175), (25, 8275013), (37, 5591225), (79, 2618675), (95, 2177635), (149, 1388425), (185, 1118245), (395, 523735), (475, 435527), (703, 294275), (745, 277685), (925, 223649), (1501, 137825), (1975, 104747), (2831, 73075), (2923, 70775), (3515, 58855), (3725, 55537), (5513, 37525), (7505, 27565), (11771, 17575), (14155, 14615)]