78050440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{150097}}^1$

素因数の和:150121

約数の個数: 32

約数和(自身を含む): 189123480

約数和(自身を除く): 111073040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 150097, 300194, 600388, 750485, 1200776, 1500970, 1951261, 3001940, 3902522, 6003880, 7805044, 9756305, 15610088, 19512610, 39025220, 78050440]

約数ペア:

[(1, 78050440), (2, 39025220), (4, 19512610), (5, 15610088), (8, 9756305), (10, 7805044), (13, 6003880), (20, 3902522), (26, 3001940), (40, 1951261), (52, 1500970), (65, 1200776), (104, 750485), (130, 600388), (260, 300194), (520, 150097)]