565570480

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{821}}^1$

素因数の和:1022

約数の個数: 80

約数和(自身を含む): 1345449600

約数和(自身を除く): 779879120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 109, 158, 218, 316, 395, 436, 545, 632, 790, 821, 872, 1090, 1264, 1580, 1642, 1744, 2180, 3160, 3284, 4105, 4360, 6320, 6568, 8210, 8611, 8720, 13136, 16420, 17222, 32840, 34444, 43055, 64859, 65680, 68888, 86110, 89489, 129718, 137776, 172220, 178978, 259436, 324295, 344440, 357956, 447445, 518872, 648590, 688880, 715912, 894890, 1037744, 1297180, 1431824, 1789780, 2594360, 3579560, 5188720, 7069631, 7159120, 14139262, 28278524, 35348155, 56557048, 70696310, 113114096, 141392620, 282785240, 565570480]

約数ペア:

[(1, 565570480), (2, 282785240), (4, 141392620), (5, 113114096), (8, 70696310), (10, 56557048), (16, 35348155), (20, 28278524), (40, 14139262), (79, 7159120), (80, 7069631), (109, 5188720), (158, 3579560), (218, 2594360), (316, 1789780), (395, 1431824), (436, 1297180), (545, 1037744), (632, 894890), (790, 715912), (821, 688880), (872, 648590), (1090, 518872), (1264, 447445), (1580, 357956), (1642, 344440), (1744, 324295), (2180, 259436), (3160, 178978), (3284, 172220), (4105, 137776), (4360, 129718), (6320, 89489), (6568, 86110), (8210, 68888), (8611, 65680), (8720, 64859), (13136, 43055), (16420, 34444), (17222, 32840)]