78941567260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{669791}}^1$

素因数の和:669954

約数の個数: 48

約数和(自身を含む): 170137884672

約数和(自身を除く): 91196317412

約数列:

[1, 2, 4, 5, 10, 20, 71, 83, 142, 166, 284, 332, 355, 415, 710, 830, 1420, 1660, 5893, 11786, 23572, 29465, 58930, 117860, 669791, 1339582, 2679164, 3348955, 6697910, 13395820, 47555161, 55592653, 95110322, 111185306, 190220644, 222370612, 237775805, 277963265, 475551610, 555926530, 951103220, 1111853060, 3947078363, 7894156726, 15788313452, 19735391815, 39470783630, 78941567260]

約数ペア:

[(1, 78941567260), (2, 39470783630), (4, 19735391815), (5, 15788313452), (10, 7894156726), (20, 3947078363), (71, 1111853060), (83, 951103220), (142, 555926530), (166, 475551610), (284, 277963265), (332, 237775805), (355, 222370612), (415, 190220644), (710, 111185306), (830, 95110322), (1420, 55592653), (1660, 47555161), (5893, 13395820), (11786, 6697910), (23572, 3348955), (29465, 2679164), (58930, 1339582), (117860, 669791)]