289401465280

素因数分解:

$2^6\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4544621}}^1$

素因数の和:4544837

約数の個数: 56

約数和(自身を含む): 692600392800

約数和(自身を除く): 403198927520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 199, 320, 398, 796, 995, 1592, 1990, 3184, 3980, 6368, 7960, 12736, 15920, 31840, 63680, 4544621, 9089242, 18178484, 22723105, 36356968, 45446210, 72713936, 90892420, 145427872, 181784840, 290855744, 363569680, 727139360, 904379579, 1454278720, 1808759158, 3617518316, 4521897895, 7235036632, 9043795790, 14470073264, 18087591580, 28940146528, 36175183160, 57880293056, 72350366320, 144700732640, 289401465280]

約数ペア:

[(1, 289401465280), (2, 144700732640), (4, 72350366320), (5, 57880293056), (8, 36175183160), (10, 28940146528), (16, 18087591580), (20, 14470073264), (32, 9043795790), (40, 7235036632), (64, 4521897895), (80, 3617518316), (160, 1808759158), (199, 1454278720), (320, 904379579), (398, 727139360), (796, 363569680), (995, 290855744), (1592, 181784840), (1990, 145427872), (3184, 90892420), (3980, 72713936), (6368, 45446210), (7960, 36356968), (12736, 22723105), (15920, 18178484), (31840, 9089242), (63680, 4544621)]