814076900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89459}}^1$

素因数の和:89493

約数の個数: 72

約数和(自身を含む): 2174235840

約数和(自身を除く): 1360158940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 4550, 9100, 89459, 178918, 357836, 447295, 626213, 894590, 1162967, 1252426, 1789180, 2236475, 2325934, 2504852, 3131065, 4472950, 4651868, 5814835, 6262130, 8140769, 8945900, 11629670, 12524260, 15655325, 16281538, 23259340, 29074175, 31310650, 32563076, 40703845, 58148350, 62621300, 81407690, 116296700, 162815380, 203519225, 407038450, 814076900]

約数ペア:

[(1, 814076900), (2, 407038450), (4, 203519225), (5, 162815380), (7, 116296700), (10, 81407690), (13, 62621300), (14, 58148350), (20, 40703845), (25, 32563076), (26, 31310650), (28, 29074175), (35, 23259340), (50, 16281538), (52, 15655325), (65, 12524260), (70, 11629670), (91, 8945900), (100, 8140769), (130, 6262130), (140, 5814835), (175, 4651868), (182, 4472950), (260, 3131065), (325, 2504852), (350, 2325934), (364, 2236475), (455, 1789180), (650, 1252426), (700, 1162967), (910, 894590), (1300, 626213), (1820, 447295), (2275, 357836), (4550, 178918), (9100, 89459)]