726006464

素因数分解:

$2^6\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{647}}^1$

素因数の和:945

約数の個数: 56

約数和(自身を含む): 1466514720

約数和(自身を除く): 740508256

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 178, 197, 356, 394, 647, 712, 788, 1294, 1424, 1576, 2588, 2848, 3152, 5176, 5696, 6304, 10352, 12608, 17533, 20704, 35066, 41408, 57583, 70132, 115166, 127459, 140264, 230332, 254918, 280528, 460664, 509836, 561056, 921328, 1019672, 1122112, 1842656, 2039344, 3685312, 4078688, 8157376, 11343851, 22687702, 45375404, 90750808, 181501616, 363003232, 726006464]

約数ペア:

[(1, 726006464), (2, 363003232), (4, 181501616), (8, 90750808), (16, 45375404), (32, 22687702), (64, 11343851), (89, 8157376), (178, 4078688), (197, 3685312), (356, 2039344), (394, 1842656), (647, 1122112), (712, 1019672), (788, 921328), (1294, 561056), (1424, 509836), (1576, 460664), (2588, 280528), (2848, 254918), (3152, 230332), (5176, 140264), (5696, 127459), (6304, 115166), (10352, 70132), (12608, 57583), (17533, 41408), (20704, 35066)]