263466710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{38239}}^1$

素因数の和:38312

約数の個数: 32

約数和(自身を含む): 520369920

約数和(自身を除く): 256903210

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 38239, 76478, 191195, 382390, 497107, 994214, 2026667, 2485535, 4053334, 4971070, 10133335, 20266670, 26346671, 52693342, 131733355, 263466710]

約数ペア:

[(1, 263466710), (2, 131733355), (5, 52693342), (10, 26346671), (13, 20266670), (26, 10133335), (53, 4971070), (65, 4053334), (106, 2485535), (130, 2026667), (265, 994214), (530, 497107), (689, 382390), (1378, 191195), (3445, 76478), (6890, 38239)]