81786528

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{12347}}^1$

素因数の和:12386

約数の個数: 72

約数和(自身を含む): 242712288

約数和(自身を除く): 160925760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3312, 6624, 12347, 24694, 37041, 49388, 74082, 98776, 111123, 148164, 197552, 222246, 283981, 296328, 395104, 444492, 567962, 592656, 851943, 888984, 1135924, 1185312, 1703886, 1777968, 2271848, 2555829, 3407772, 3555936, 4543696, 5111658, 6815544, 9087392, 10223316, 13631088, 20446632, 27262176, 40893264, 81786528]

約数ペア:

[(1, 81786528), (2, 40893264), (3, 27262176), (4, 20446632), (6, 13631088), (8, 10223316), (9, 9087392), (12, 6815544), (16, 5111658), (18, 4543696), (23, 3555936), (24, 3407772), (32, 2555829), (36, 2271848), (46, 1777968), (48, 1703886), (69, 1185312), (72, 1135924), (92, 888984), (96, 851943), (138, 592656), (144, 567962), (184, 444492), (207, 395104), (276, 296328), (288, 283981), (368, 222246), (414, 197552), (552, 148164), (736, 111123), (828, 98776), (1104, 74082), (1656, 49388), (2208, 37041), (3312, 24694), (6624, 12347)]