312740065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{431}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 418037760

約数和(自身を除く): 105297695

約数列:

[1, 5, 11, 55, 79, 167, 395, 431, 835, 869, 1837, 2155, 4345, 4741, 9185, 13193, 23705, 34049, 65965, 71977, 145123, 170245, 359885, 374539, 725615, 791747, 1872695, 3958735, 5686183, 28430915, 62548013, 312740065]

約数ペア:

[(1, 312740065), (5, 62548013), (11, 28430915), (55, 5686183), (79, 3958735), (167, 1872695), (395, 791747), (431, 725615), (835, 374539), (869, 359885), (1837, 170245), (2155, 145123), (4345, 71977), (4741, 65965), (9185, 34049), (13193, 23705)]