805485520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{3877}}^1$

素因数の和:3957

約数の個数: 120

約数和(自身を含む): 2220186024

約数和(自身を除く): 1414700504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 53, 56, 70, 80, 98, 106, 112, 140, 196, 212, 245, 265, 280, 371, 392, 424, 490, 530, 560, 742, 784, 848, 980, 1060, 1484, 1855, 1960, 2120, 2597, 2968, 3710, 3877, 3920, 4240, 5194, 5936, 7420, 7754, 10388, 12985, 14840, 15508, 19385, 20776, 25970, 27139, 29680, 31016, 38770, 41552, 51940, 54278, 62032, 77540, 103880, 108556, 135695, 155080, 189973, 205481, 207760, 217112, 271390, 310160, 379946, 410962, 434224, 542780, 759892, 821924, 949865, 1027405, 1085560, 1438367, 1519784, 1643848, 1899730, 2054810, 2171120, 2876734, 3039568, 3287696, 3799460, 4109620, 5753468, 7191835, 7598920, 8219240, 10068569, 11506936, 14383670, 15197840, 16438480, 20137138, 23013872, 28767340, 40274276, 50342845, 57534680, 80548552, 100685690, 115069360, 161097104, 201371380, 402742760, 805485520]

約数ペア:

[(1, 805485520), (2, 402742760), (4, 201371380), (5, 161097104), (7, 115069360), (8, 100685690), (10, 80548552), (14, 57534680), (16, 50342845), (20, 40274276), (28, 28767340), (35, 23013872), (40, 20137138), (49, 16438480), (53, 15197840), (56, 14383670), (70, 11506936), (80, 10068569), (98, 8219240), (106, 7598920), (112, 7191835), (140, 5753468), (196, 4109620), (212, 3799460), (245, 3287696), (265, 3039568), (280, 2876734), (371, 2171120), (392, 2054810), (424, 1899730), (490, 1643848), (530, 1519784), (560, 1438367), (742, 1085560), (784, 1027405), (848, 949865), (980, 821924), (1060, 759892), (1484, 542780), (1855, 434224), (1960, 410962), (2120, 379946), (2597, 310160), (2968, 271390), (3710, 217112), (3877, 207760), (3920, 205481), (4240, 189973), (5194, 155080), (5936, 135695), (7420, 108556), (7754, 103880), (10388, 77540), (12985, 62032), (14840, 54278), (15508, 51940), (19385, 41552), (20776, 38770), (25970, 31016), (27139, 29680)]