64979590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{9431}}^1$

素因数の和:9504

約数の個数: 32

約数和(自身を含む): 128350656

約数和(自身を除く): 63371066

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 9431, 18862, 47155, 94310, 122603, 245206, 499843, 613015, 999686, 1226030, 2499215, 4998430, 6497959, 12995918, 32489795, 64979590]

約数ペア:

[(1, 64979590), (2, 32489795), (5, 12995918), (10, 6497959), (13, 4998430), (26, 2499215), (53, 1226030), (65, 999686), (106, 613015), (130, 499843), (265, 245206), (530, 122603), (689, 94310), (1378, 47155), (3445, 18862), (6890, 9431)]