64473280

素因数分解:

$2^6\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1783}}^1$

素因数の和:1913

約数の個数: 56

約数和(自身を含む): 154972512

約数和(自身を除く): 90499232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 160, 226, 320, 452, 565, 904, 1130, 1783, 1808, 2260, 3566, 3616, 4520, 7132, 7232, 8915, 9040, 14264, 17830, 18080, 28528, 35660, 36160, 57056, 71320, 114112, 142640, 201479, 285280, 402958, 570560, 805916, 1007395, 1611832, 2014790, 3223664, 4029580, 6447328, 8059160, 12894656, 16118320, 32236640, 64473280]

約数ペア:

[(1, 64473280), (2, 32236640), (4, 16118320), (5, 12894656), (8, 8059160), (10, 6447328), (16, 4029580), (20, 3223664), (32, 2014790), (40, 1611832), (64, 1007395), (80, 805916), (113, 570560), (160, 402958), (226, 285280), (320, 201479), (452, 142640), (565, 114112), (904, 71320), (1130, 57056), (1783, 36160), (1808, 35660), (2260, 28528), (3566, 18080), (3616, 17830), (4520, 14264), (7132, 9040), (7232, 8915)]