656915880944

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{397}}^1\times {\mathrm{557}}^1\times {\mathrm{2237}}^1$

素因数の和:3282

約数の個数: 80

約数和(自身を含む): 1294250475168

約数和(自身を除く): 637334594224

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 397, 557, 664, 794, 1114, 1328, 1588, 2228, 2237, 3176, 4456, 4474, 6352, 8912, 8948, 17896, 32951, 35792, 46231, 65902, 92462, 131804, 184924, 185671, 221129, 263608, 369848, 371342, 442258, 527216, 739696, 742684, 884516, 888089, 1246009, 1485368, 1769032, 1776178, 2492018, 2970736, 3538064, 3552356, 4984036, 7104712, 9968072, 14209424, 18353707, 19936144, 36707414, 73414828, 73711387, 103418747, 146829656, 147422774, 206837494, 293659312, 294845548, 413674988, 494665573, 589691096, 827349976, 989331146, 1179382192, 1654699952, 1978662292, 3957324584, 7914649168, 41057242559, 82114485118, 164228970236, 328457940472, 656915880944]

約数ペア:

[(1, 656915880944), (2, 328457940472), (4, 164228970236), (8, 82114485118), (16, 41057242559), (83, 7914649168), (166, 3957324584), (332, 1978662292), (397, 1654699952), (557, 1179382192), (664, 989331146), (794, 827349976), (1114, 589691096), (1328, 494665573), (1588, 413674988), (2228, 294845548), (2237, 293659312), (3176, 206837494), (4456, 147422774), (4474, 146829656), (6352, 103418747), (8912, 73711387), (8948, 73414828), (17896, 36707414), (32951, 19936144), (35792, 18353707), (46231, 14209424), (65902, 9968072), (92462, 7104712), (131804, 4984036), (184924, 3552356), (185671, 3538064), (221129, 2970736), (263608, 2492018), (369848, 1776178), (371342, 1769032), (442258, 1485368), (527216, 1246009), (739696, 888089), (742684, 884516)]