638526242576

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1\times {\mathrm{5501}}^1$

素因数の和:6108

約数の個数: 80

約数和(自身を含む): 1257212502000

約数和(自身を除く): 618686259424

約数列:

[1, 2, 4, 8, 16, 149, 181, 269, 298, 362, 538, 596, 724, 1076, 1192, 1448, 2152, 2384, 2896, 4304, 5501, 11002, 22004, 26969, 40081, 44008, 48689, 53938, 80162, 88016, 97378, 107876, 160324, 194756, 215752, 320648, 389512, 431504, 641296, 779024, 819649, 995681, 1479769, 1639298, 1991362, 2959538, 3278596, 3982724, 5919076, 6557192, 7254661, 7965448, 11838152, 13114384, 14509322, 15930896, 23676304, 29018644, 58037288, 116074576, 148356469, 220485581, 267838189, 296712938, 440971162, 535676378, 593425876, 881942324, 1071352756, 1186851752, 1763884648, 2142705512, 2373703504, 3527769296, 4285411024, 39907890161, 79815780322, 159631560644, 319263121288, 638526242576]

約数ペア:

[(1, 638526242576), (2, 319263121288), (4, 159631560644), (8, 79815780322), (16, 39907890161), (149, 4285411024), (181, 3527769296), (269, 2373703504), (298, 2142705512), (362, 1763884648), (538, 1186851752), (596, 1071352756), (724, 881942324), (1076, 593425876), (1192, 535676378), (1448, 440971162), (2152, 296712938), (2384, 267838189), (2896, 220485581), (4304, 148356469), (5501, 116074576), (11002, 58037288), (22004, 29018644), (26969, 23676304), (40081, 15930896), (44008, 14509322), (48689, 13114384), (53938, 11838152), (80162, 7965448), (88016, 7254661), (97378, 6557192), (107876, 5919076), (160324, 3982724), (194756, 3278596), (215752, 2959538), (320648, 1991362), (389512, 1639298), (431504, 1479769), (641296, 995681), (779024, 819649)]