697612544

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1021}}^1$

素因数の和:1211

約数の個数: 72

約数和(自身を含む): 1485256248

約数和(自身を除く): 787643704

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 157, 256, 272, 314, 544, 628, 1021, 1088, 1256, 2042, 2176, 2512, 2669, 4084, 4352, 5024, 5338, 8168, 10048, 10676, 16336, 17357, 20096, 21352, 32672, 34714, 40192, 42704, 65344, 69428, 85408, 130688, 138856, 160297, 170816, 261376, 277712, 320594, 341632, 555424, 641188, 683264, 1110848, 1282376, 2221696, 2564752, 2725049, 4443392, 5129504, 5450098, 10259008, 10900196, 20518016, 21800392, 41036032, 43600784, 87201568, 174403136, 348806272, 697612544]

約数ペア:

[(1, 697612544), (2, 348806272), (4, 174403136), (8, 87201568), (16, 43600784), (17, 41036032), (32, 21800392), (34, 20518016), (64, 10900196), (68, 10259008), (128, 5450098), (136, 5129504), (157, 4443392), (256, 2725049), (272, 2564752), (314, 2221696), (544, 1282376), (628, 1110848), (1021, 683264), (1088, 641188), (1256, 555424), (2042, 341632), (2176, 320594), (2512, 277712), (2669, 261376), (4084, 170816), (4352, 160297), (5024, 138856), (5338, 130688), (8168, 85408), (10048, 69428), (10676, 65344), (16336, 42704), (17357, 40192), (20096, 34714), (21352, 32672)]