804922300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{449}}^1$

素因数の和:680

約数の個数: 144

約数和(自身を含む): 2165486400

約数和(自身を除く): 1360564100

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, 197, 260, 325, 350, 364, 394, 449, 455, 650, 700, 788, 898, 910, 985, 1300, 1379, 1796, 1820, 1970, 2245, 2275, 2561, 2758, 3143, 3940, 4490, 4550, 4925, 5122, 5516, 5837, 6286, 6895, 8980, 9100, 9850, 10244, 11225, 11674, 12572, 12805, 13790, 15715, 17927, 19700, 22450, 23348, 25610, 27580, 29185, 31430, 34475, 35854, 40859, 44900, 51220, 58370, 62860, 64025, 68950, 71708, 78575, 81718, 88453, 89635, 116740, 128050, 137900, 145925, 157150, 163436, 176906, 179270, 204295, 256100, 291850, 314300, 353812, 358540, 408590, 442265, 448175, 583700, 619171, 817180, 884530, 896350, 1021475, 1149889, 1238342, 1769060, 1792700, 2042950, 2211325, 2299778, 2476684, 3095855, 4085900, 4422650, 4599556, 5749445, 6191710, 8049223, 8845300, 11498890, 12383420, 15479275, 16098446, 22997780, 28747225, 30958550, 32196892, 40246115, 57494450, 61917100, 80492230, 114988900, 160984460, 201230575, 402461150, 804922300]

約数ペア:

[(1, 804922300), (2, 402461150), (4, 201230575), (5, 160984460), (7, 114988900), (10, 80492230), (13, 61917100), (14, 57494450), (20, 40246115), (25, 32196892), (26, 30958550), (28, 28747225), (35, 22997780), (50, 16098446), (52, 15479275), (65, 12383420), (70, 11498890), (91, 8845300), (100, 8049223), (130, 6191710), (140, 5749445), (175, 4599556), (182, 4422650), (197, 4085900), (260, 3095855), (325, 2476684), (350, 2299778), (364, 2211325), (394, 2042950), (449, 1792700), (455, 1769060), (650, 1238342), (700, 1149889), (788, 1021475), (898, 896350), (910, 884530), (985, 817180), (1300, 619171), (1379, 583700), (1796, 448175), (1820, 442265), (1970, 408590), (2245, 358540), (2275, 353812), (2561, 314300), (2758, 291850), (3143, 256100), (3940, 204295), (4490, 179270), (4550, 176906), (4925, 163436), (5122, 157150), (5516, 145925), (5837, 137900), (6286, 128050), (6895, 116740), (8980, 89635), (9100, 88453), (9850, 81718), (10244, 78575), (11225, 71708), (11674, 68950), (12572, 64025), (12805, 62860), (13790, 58370), (15715, 51220), (17927, 44900), (19700, 40859), (22450, 35854), (23348, 34475), (25610, 31430), (27580, 29185)]