71323760

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:546

約数の個数: 80

約数和(自身を含む): 174363840

約数和(自身を除く): 103040080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 71, 80, 116, 142, 145, 232, 284, 290, 355, 433, 464, 568, 580, 710, 866, 1136, 1160, 1420, 1732, 2059, 2165, 2320, 2840, 3464, 4118, 4330, 5680, 6928, 8236, 8660, 10295, 12557, 16472, 17320, 20590, 25114, 30743, 32944, 34640, 41180, 50228, 61486, 62785, 82360, 100456, 122972, 125570, 153715, 164720, 200912, 245944, 251140, 307430, 491888, 502280, 614860, 891547, 1004560, 1229720, 1783094, 2459440, 3566188, 4457735, 7132376, 8915470, 14264752, 17830940, 35661880, 71323760]

約数ペア:

[(1, 71323760), (2, 35661880), (4, 17830940), (5, 14264752), (8, 8915470), (10, 7132376), (16, 4457735), (20, 3566188), (29, 2459440), (40, 1783094), (58, 1229720), (71, 1004560), (80, 891547), (116, 614860), (142, 502280), (145, 491888), (232, 307430), (284, 251140), (290, 245944), (355, 200912), (433, 164720), (464, 153715), (568, 125570), (580, 122972), (710, 100456), (866, 82360), (1136, 62785), (1160, 61486), (1420, 50228), (1732, 41180), (2059, 34640), (2165, 32944), (2320, 30743), (2840, 25114), (3464, 20590), (4118, 17320), (4330, 16472), (5680, 12557), (6928, 10295), (8236, 8660)]