64605456

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^2\times {\mathrm{89}}^1$

素因数の和:245

約数の個数: 90

約数和(自身を含む): 185448510

約数和(自身を除く): 120843054

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 89, 142, 144, 178, 213, 267, 284, 356, 426, 534, 568, 639, 712, 801, 852, 1068, 1136, 1278, 1424, 1602, 1704, 2136, 2556, 3204, 3408, 4272, 5041, 5112, 6319, 6408, 10082, 10224, 12638, 12816, 15123, 18957, 20164, 25276, 30246, 37914, 40328, 45369, 50552, 56871, 60492, 75828, 80656, 90738, 101104, 113742, 120984, 151656, 181476, 227484, 241968, 303312, 362952, 448649, 454968, 725904, 897298, 909936, 1345947, 1794596, 2691894, 3589192, 4037841, 5383788, 7178384, 8075682, 10767576, 16151364, 21535152, 32302728, 64605456]

約数ペア:

[(1, 64605456), (2, 32302728), (3, 21535152), (4, 16151364), (6, 10767576), (8, 8075682), (9, 7178384), (12, 5383788), (16, 4037841), (18, 3589192), (24, 2691894), (36, 1794596), (48, 1345947), (71, 909936), (72, 897298), (89, 725904), (142, 454968), (144, 448649), (178, 362952), (213, 303312), (267, 241968), (284, 227484), (356, 181476), (426, 151656), (534, 120984), (568, 113742), (639, 101104), (712, 90738), (801, 80656), (852, 75828), (1068, 60492), (1136, 56871), (1278, 50552), (1424, 45369), (1602, 40328), (1704, 37914), (2136, 30246), (2556, 25276), (3204, 20164), (3408, 18957), (4272, 15123), (5041, 12816), (5112, 12638), (6319, 10224), (6408, 10082)]