81787056

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2473}}^1$

素因数の和:2550

約数の個数: 80

約数和(自身を含む): 231922656

約数和(自身を除く): 150135600

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 53, 78, 104, 106, 156, 159, 208, 212, 312, 318, 424, 624, 636, 689, 848, 1272, 1378, 2067, 2473, 2544, 2756, 4134, 4946, 5512, 7419, 8268, 9892, 11024, 14838, 16536, 19784, 29676, 32149, 33072, 39568, 59352, 64298, 96447, 118704, 128596, 131069, 192894, 257192, 262138, 385788, 393207, 514384, 524276, 771576, 786414, 1048552, 1543152, 1572828, 1703897, 2097104, 3145656, 3407794, 5111691, 6291312, 6815588, 10223382, 13631176, 20446764, 27262352, 40893528, 81787056]

約数ペア:

[(1, 81787056), (2, 40893528), (3, 27262352), (4, 20446764), (6, 13631176), (8, 10223382), (12, 6815588), (13, 6291312), (16, 5111691), (24, 3407794), (26, 3145656), (39, 2097104), (48, 1703897), (52, 1572828), (53, 1543152), (78, 1048552), (104, 786414), (106, 771576), (156, 524276), (159, 514384), (208, 393207), (212, 385788), (312, 262138), (318, 257192), (424, 192894), (624, 131069), (636, 128596), (689, 118704), (848, 96447), (1272, 64298), (1378, 59352), (2067, 39568), (2473, 33072), (2544, 32149), (2756, 29676), (4134, 19784), (4946, 16536), (5512, 14838), (7419, 11024), (8268, 9892)]