65262640

素因数分解:

$2^4\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2311}}^1$

素因数の和:2677

約数の個数: 40

約数和(自身を含む): 152231328

約数和(自身を除く): 86968688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 353, 706, 1412, 1765, 2311, 2824, 3530, 4622, 5648, 7060, 9244, 11555, 14120, 18488, 23110, 28240, 36976, 46220, 92440, 184880, 815783, 1631566, 3263132, 4078915, 6526264, 8157830, 13052528, 16315660, 32631320, 65262640]

約数ペア:

[(1, 65262640), (2, 32631320), (4, 16315660), (5, 13052528), (8, 8157830), (10, 6526264), (16, 4078915), (20, 3263132), (40, 1631566), (80, 815783), (353, 184880), (706, 92440), (1412, 46220), (1765, 36976), (2311, 28240), (2824, 23110), (3530, 18488), (4622, 14120), (5648, 11555), (7060, 9244)]