63903640

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{5939}}^1$

素因数の和:6219

約数の個数: 32

約数和(自身を含む): 144342000

約数和(自身を除く): 80438360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 5939, 10760, 11878, 23756, 29695, 47512, 59390, 118780, 237560, 1597591, 3195182, 6390364, 7987955, 12780728, 15975910, 31951820, 63903640]

約数ペア:

[(1, 63903640), (2, 31951820), (4, 15975910), (5, 12780728), (8, 7987955), (10, 6390364), (20, 3195182), (40, 1597591), (269, 237560), (538, 118780), (1076, 59390), (1345, 47512), (2152, 29695), (2690, 23756), (5380, 11878), (5939, 10760)]