1680222784

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{4721}}^1$

素因数の和:4883

約数の個数: 56

約数和(自身を含む): 3425452128

約数和(自身を除く): 1745229344

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 83, 134, 166, 268, 332, 536, 664, 1072, 1328, 2144, 2656, 4288, 4721, 5312, 5561, 9442, 11122, 18884, 22244, 37768, 44488, 75536, 88976, 151072, 177952, 302144, 316307, 355904, 391843, 632614, 783686, 1265228, 1567372, 2530456, 3134744, 5060912, 6269488, 10121824, 12538976, 20243648, 25077952, 26253481, 52506962, 105013924, 210027848, 420055696, 840111392, 1680222784]

約数ペア:

[(1, 1680222784), (2, 840111392), (4, 420055696), (8, 210027848), (16, 105013924), (32, 52506962), (64, 26253481), (67, 25077952), (83, 20243648), (134, 12538976), (166, 10121824), (268, 6269488), (332, 5060912), (536, 3134744), (664, 2530456), (1072, 1567372), (1328, 1265228), (2144, 783686), (2656, 632614), (4288, 391843), (4721, 355904), (5312, 316307), (5561, 302144), (9442, 177952), (11122, 151072), (18884, 88976), (22244, 75536), (37768, 44488)]