71829280

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6323}}^1$

素因数の和:6409

約数の個数: 48

約数和(自身を含む): 172113984

約数和(自身を除く): 100284704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 6323, 11360, 12646, 25292, 31615, 50584, 63230, 101168, 126460, 202336, 252920, 448933, 505840, 897866, 1011680, 1795732, 2244665, 3591464, 4489330, 7182928, 8978660, 14365856, 17957320, 35914640, 71829280]

約数ペア:

[(1, 71829280), (2, 35914640), (4, 17957320), (5, 14365856), (8, 8978660), (10, 7182928), (16, 4489330), (20, 3591464), (32, 2244665), (40, 1795732), (71, 1011680), (80, 897866), (142, 505840), (160, 448933), (284, 252920), (355, 202336), (568, 126460), (710, 101168), (1136, 63230), (1420, 50584), (2272, 31615), (2840, 25292), (5680, 12646), (6323, 11360)]