64999700

素因数分解:

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

素因数の和:6812

約数の個数: 36

約数和(自身を含む): 142524732

約数和(自身を除く): 77525032

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 4850, 6701, 9700, 13402, 26804, 33505, 67010, 134020, 167525, 335050, 649997, 670100, 1299994, 2599988, 3249985, 6499970, 12999940, 16249925, 32499850, 64999700]

約数ペア:

[(1, 64999700), (2, 32499850), (4, 16249925), (5, 12999940), (10, 6499970), (20, 3249985), (25, 2599988), (50, 1299994), (97, 670100), (100, 649997), (194, 335050), (388, 167525), (485, 134020), (970, 67010), (1940, 33505), (2425, 26804), (4850, 13402), (6701, 9700)]