1639383808

素因数分解:

$2^8\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{617}}^1$

素因数の和:837

約数の個数: 72

約数和(自身を含む): 3342406032

約数和(自身を除く): 1703022224

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 107, 128, 194, 214, 256, 388, 428, 617, 776, 856, 1234, 1552, 1712, 2468, 3104, 3424, 4936, 6208, 6848, 9872, 10379, 12416, 13696, 19744, 20758, 24832, 27392, 39488, 41516, 59849, 66019, 78976, 83032, 119698, 132038, 157952, 166064, 239396, 264076, 332128, 478792, 528152, 664256, 957584, 1056304, 1328512, 1915168, 2112608, 2657024, 3830336, 4225216, 6403843, 7660672, 8450432, 12807686, 15321344, 16900864, 25615372, 51230744, 102461488, 204922976, 409845952, 819691904, 1639383808]

約数ペア:

[(1, 1639383808), (2, 819691904), (4, 409845952), (8, 204922976), (16, 102461488), (32, 51230744), (64, 25615372), (97, 16900864), (107, 15321344), (128, 12807686), (194, 8450432), (214, 7660672), (256, 6403843), (388, 4225216), (428, 3830336), (617, 2657024), (776, 2112608), (856, 1915168), (1234, 1328512), (1552, 1056304), (1712, 957584), (2468, 664256), (3104, 528152), (3424, 478792), (4936, 332128), (6208, 264076), (6848, 239396), (9872, 166064), (10379, 157952), (12416, 132038), (13696, 119698), (19744, 83032), (20758, 78976), (24832, 66019), (27392, 59849), (39488, 41516)]