65379990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167641}}^1$

素因数の和:167664

約数の個数: 32

約数和(自身を含む): 168983136

約数和(自身を除く): 103603146

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 167641, 335282, 502923, 838205, 1005846, 1676410, 2179333, 2514615, 4358666, 5029230, 6537999, 10896665, 13075998, 21793330, 32689995, 65379990]

約数ペア:

[(1, 65379990), (2, 32689995), (3, 21793330), (5, 13075998), (6, 10896665), (10, 6537999), (13, 5029230), (15, 4358666), (26, 2514615), (30, 2179333), (39, 1676410), (65, 1005846), (78, 838205), (130, 502923), (195, 335282), (390, 167641)]