68906560

素因数分解:

$2^6\times 5^1\times {\mathrm{349}}^1\times {\mathrm{617}}^1$

素因数の和:983

約数の個数: 56

約数和(自身を含む): 164820600

約数和(自身を除く): 95914040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 349, 617, 698, 1234, 1396, 1745, 2468, 2792, 3085, 3490, 4936, 5584, 6170, 6980, 9872, 11168, 12340, 13960, 19744, 22336, 24680, 27920, 39488, 49360, 55840, 98720, 111680, 197440, 215333, 430666, 861332, 1076665, 1722664, 2153330, 3445328, 4306660, 6890656, 8613320, 13781312, 17226640, 34453280, 68906560]

約数ペア:

[(1, 68906560), (2, 34453280), (4, 17226640), (5, 13781312), (8, 8613320), (10, 6890656), (16, 4306660), (20, 3445328), (32, 2153330), (40, 1722664), (64, 1076665), (80, 861332), (160, 430666), (320, 215333), (349, 197440), (617, 111680), (698, 98720), (1234, 55840), (1396, 49360), (1745, 39488), (2468, 27920), (2792, 24680), (3085, 22336), (3490, 19744), (4936, 13960), (5584, 12340), (6170, 11168), (6980, 9872)]