43147780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{631}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 98106624

約数和(自身を除く): 54958844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263, 526, 631, 1052, 1262, 1315, 2524, 2630, 3155, 3419, 5260, 6310, 6838, 8203, 12620, 13676, 16406, 17095, 32812, 34190, 41015, 68380, 82030, 164060, 165953, 331906, 663812, 829765, 1659530, 2157389, 3319060, 4314778, 8629556, 10786945, 21573890, 43147780]

約数ペア:

[(1, 43147780), (2, 21573890), (4, 10786945), (5, 8629556), (10, 4314778), (13, 3319060), (20, 2157389), (26, 1659530), (52, 829765), (65, 663812), (130, 331906), (260, 165953), (263, 164060), (526, 82030), (631, 68380), (1052, 41015), (1262, 34190), (1315, 32812), (2524, 17095), (2630, 16406), (3155, 13676), (3419, 12620), (5260, 8203), (6310, 6838)]