26398840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50767}}^1$

素因数の和:50791

約数の個数: 32

約数和(自身を含む): 63967680

約数和(自身を除く): 37568840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 50767, 101534, 203068, 253835, 406136, 507670, 659971, 1015340, 1319942, 2030680, 2639884, 3299855, 5279768, 6599710, 13199420, 26398840]

約数ペア:

[(1, 26398840), (2, 13199420), (4, 6599710), (5, 5279768), (8, 3299855), (10, 2639884), (13, 2030680), (20, 1319942), (26, 1015340), (40, 659971), (52, 507670), (65, 406136), (104, 253835), (130, 203068), (260, 101534), (520, 50767)]