51999760

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6701}}^1$

素因数の和:6811

約数の個数: 40

約数和(自身を含む): 122164056

約数和(自身を除く): 70164296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 6701, 7760, 13402, 26804, 33505, 53608, 67010, 107216, 134020, 268040, 536080, 649997, 1299994, 2599988, 3249985, 5199976, 6499970, 10399952, 12999940, 25999880, 51999760]

約数ペア:

[(1, 51999760), (2, 25999880), (4, 12999940), (5, 10399952), (8, 6499970), (10, 5199976), (16, 3249985), (20, 2599988), (40, 1299994), (80, 649997), (97, 536080), (194, 268040), (388, 134020), (485, 107216), (776, 67010), (970, 53608), (1552, 33505), (1940, 26804), (3880, 13402), (6701, 7760)]