205103672840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2347}}^1\times {\mathrm{198613}}^1$

素因数の和:200982

約数の個数: 64

約数和(自身を含む): 503653325760

約数和(自身を除く): 298549652920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2347, 4694, 9388, 11735, 18776, 23470, 25817, 46940, 51634, 93880, 103268, 129085, 198613, 206536, 258170, 397226, 516340, 794452, 993065, 1032680, 1588904, 1986130, 2184743, 3972260, 4369486, 7944520, 8738972, 10923715, 17477944, 21847430, 43694860, 87389720, 466144711, 932289422, 1864578844, 2330723555, 3729157688, 4661447110, 5127591821, 9322894220, 10255183642, 18645788440, 20510367284, 25637959105, 41020734568, 51275918210, 102551836420, 205103672840]

約数ペア:

[(1, 205103672840), (2, 102551836420), (4, 51275918210), (5, 41020734568), (8, 25637959105), (10, 20510367284), (11, 18645788440), (20, 10255183642), (22, 9322894220), (40, 5127591821), (44, 4661447110), (55, 3729157688), (88, 2330723555), (110, 1864578844), (220, 932289422), (440, 466144711), (2347, 87389720), (4694, 43694860), (9388, 21847430), (11735, 17477944), (18776, 10923715), (23470, 8738972), (25817, 7944520), (46940, 4369486), (51634, 3972260), (93880, 2184743), (103268, 1986130), (129085, 1588904), (198613, 1032680), (206536, 993065), (258170, 794452), (397226, 516340)]