77856496

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{241}}^1\times {\mathrm{331}}^1$

素因数の和:641

約数の個数: 40

約数和(自身を含む): 154421168

約数和(自身を除く): 76564672

約数列:

[1, 2, 4, 8, 16, 61, 122, 241, 244, 331, 482, 488, 662, 964, 976, 1324, 1928, 2648, 3856, 5296, 14701, 20191, 29402, 40382, 58804, 79771, 80764, 117608, 159542, 161528, 235216, 319084, 323056, 638168, 1276336, 4866031, 9732062, 19464124, 38928248, 77856496]

約数ペア:

[(1, 77856496), (2, 38928248), (4, 19464124), (8, 9732062), (16, 4866031), (61, 1276336), (122, 638168), (241, 323056), (244, 319084), (331, 235216), (482, 161528), (488, 159542), (662, 117608), (964, 80764), (976, 79771), (1324, 58804), (1928, 40382), (2648, 29402), (3856, 20191), (5296, 14701)]