72070328

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{1609}}^1$

素因数の和:2135

約数の個数: 32

約数和(自身を含む): 147798000

約数和(自身を除く): 75727672

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 509, 1018, 1609, 2036, 3218, 4072, 5599, 6436, 11198, 12872, 17699, 22396, 35398, 44792, 70796, 141592, 818981, 1637962, 3275924, 6551848, 9008791, 18017582, 36035164, 72070328]

約数ペア:

[(1, 72070328), (2, 36035164), (4, 18017582), (8, 9008791), (11, 6551848), (22, 3275924), (44, 1637962), (88, 818981), (509, 141592), (1018, 70796), (1609, 44792), (2036, 35398), (3218, 22396), (4072, 17699), (5599, 12872), (6436, 11198)]