681726200072

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{25801}}^1$

素因数の和:26266

約数の個数: 64

約数和(自身を含む): 1304956791600

約数和(自身を除く): 623230591528

約数列:

[1, 2, 4, 8, 109, 157, 193, 218, 314, 386, 436, 628, 772, 872, 1256, 1544, 17113, 21037, 25801, 30301, 34226, 42074, 51602, 60602, 68452, 84148, 103204, 121204, 136904, 168296, 206408, 242408, 2812309, 3302809, 4050757, 4979593, 5624618, 6605618, 8101514, 9959186, 11249236, 13211236, 16203028, 19918372, 22498472, 26422472, 32406056, 39836744, 441532513, 542775637, 781796101, 883065026, 1085551274, 1563592202, 1766130052, 2171102548, 3127184404, 3532260104, 4342205096, 6254368808, 85215775009, 170431550018, 340863100036, 681726200072]

約数ペア:

[(1, 681726200072), (2, 340863100036), (4, 170431550018), (8, 85215775009), (109, 6254368808), (157, 4342205096), (193, 3532260104), (218, 3127184404), (314, 2171102548), (386, 1766130052), (436, 1563592202), (628, 1085551274), (772, 883065026), (872, 781796101), (1256, 542775637), (1544, 441532513), (17113, 39836744), (21037, 32406056), (25801, 26422472), (30301, 22498472), (34226, 19918372), (42074, 16203028), (51602, 13211236), (60602, 11249236), (68452, 9959186), (84148, 8101514), (103204, 6605618), (121204, 5624618), (136904, 4979593), (168296, 4050757), (206408, 3302809), (242408, 2812309)]