55232775

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:873

約数の個数: 72

約数和(自身を含む): 111305376

約数和(自身を除く): 56072601

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 39, 45, 65, 69, 75, 115, 117, 195, 207, 225, 299, 325, 345, 575, 585, 821, 897, 975, 1035, 1495, 1725, 2463, 2691, 2925, 4105, 4485, 5175, 7389, 7475, 10673, 12315, 13455, 18883, 20525, 22425, 32019, 36945, 53365, 56649, 61575, 67275, 94415, 96057, 160095, 169947, 184725, 245479, 266825, 283245, 472075, 480285, 736437, 800475, 849735, 1227395, 1416225, 2209311, 2401425, 3682185, 4248675, 6136975, 11046555, 18410925, 55232775]

約数ペア:

[(1, 55232775), (3, 18410925), (5, 11046555), (9, 6136975), (13, 4248675), (15, 3682185), (23, 2401425), (25, 2209311), (39, 1416225), (45, 1227395), (65, 849735), (69, 800475), (75, 736437), (115, 480285), (117, 472075), (195, 283245), (207, 266825), (225, 245479), (299, 184725), (325, 169947), (345, 160095), (575, 96057), (585, 94415), (821, 67275), (897, 61575), (975, 56649), (1035, 53365), (1495, 36945), (1725, 32019), (2463, 22425), (2691, 20525), (2925, 18883), (4105, 13455), (4485, 12315), (5175, 10673), (7389, 7475)]