279867801590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{509}}^1\times {\mathrm{38803}}^1$

素因数の和:39441

約数の個数: 64

約数和(自身を含む): 548579908800

約数和(自身を除く): 268712107210

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 509, 545, 1018, 1090, 1417, 2545, 2834, 5090, 6617, 7085, 13234, 14170, 33085, 38803, 55481, 66170, 77606, 110962, 194015, 277405, 388030, 504439, 554810, 721253, 1008878, 1442506, 2522195, 3606265, 4229527, 5044390, 7212530, 8459054, 19750727, 21147635, 39501454, 42295270, 54983851, 98753635, 109967702, 197507270, 256759451, 274919255, 513518902, 549838510, 1283797255, 2152829243, 2567594510, 4305658486, 10764146215, 21528292430, 27986780159, 55973560318, 139933900795, 279867801590]

約数ペア:

[(1, 279867801590), (2, 139933900795), (5, 55973560318), (10, 27986780159), (13, 21528292430), (26, 10764146215), (65, 4305658486), (109, 2567594510), (130, 2152829243), (218, 1283797255), (509, 549838510), (545, 513518902), (1018, 274919255), (1090, 256759451), (1417, 197507270), (2545, 109967702), (2834, 98753635), (5090, 54983851), (6617, 42295270), (7085, 39501454), (13234, 21147635), (14170, 19750727), (33085, 8459054), (38803, 7212530), (55481, 5044390), (66170, 4229527), (77606, 3606265), (110962, 2522195), (194015, 1442506), (277405, 1008878), (388030, 721253), (504439, 554810)]