54519970

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{643}}^1$

素因数の和:850

約数の個数: 32

約数和(自身を含む): 100618560

約数和(自身を除く): 46098590

約数列:

[1, 2, 5, 10, 61, 122, 139, 278, 305, 610, 643, 695, 1286, 1390, 3215, 6430, 8479, 16958, 39223, 42395, 78446, 84790, 89377, 178754, 196115, 392230, 446885, 893770, 5451997, 10903994, 27259985, 54519970]

約数ペア:

[(1, 54519970), (2, 27259985), (5, 10903994), (10, 5451997), (61, 893770), (122, 446885), (139, 392230), (278, 196115), (305, 178754), (610, 89377), (643, 84790), (695, 78446), (1286, 42395), (1390, 39223), (3215, 16958), (6430, 8479)]