39153920

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^2\times {\mathrm{181}}^1$

素因数の和:228

約数の個数: 108

約数和(自身を含む): 102116196

約数和(自身を除く): 62962276

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 181, 208, 256, 260, 320, 338, 362, 416, 520, 640, 676, 724, 832, 845, 905, 1040, 1280, 1352, 1448, 1664, 1690, 1810, 2080, 2353, 2704, 2896, 3328, 3380, 3620, 4160, 4706, 5408, 5792, 6760, 7240, 8320, 9412, 10816, 11584, 11765, 13520, 14480, 16640, 18824, 21632, 23168, 23530, 27040, 28960, 30589, 37648, 43264, 46336, 47060, 54080, 57920, 61178, 75296, 94120, 108160, 115840, 122356, 150592, 152945, 188240, 216320, 231680, 244712, 301184, 305890, 376480, 489424, 602368, 611780, 752960, 978848, 1223560, 1505920, 1957696, 2447120, 3011840, 3915392, 4894240, 7830784, 9788480, 19576960, 39153920]

約数ペア:

[(1, 39153920), (2, 19576960), (4, 9788480), (5, 7830784), (8, 4894240), (10, 3915392), (13, 3011840), (16, 2447120), (20, 1957696), (26, 1505920), (32, 1223560), (40, 978848), (52, 752960), (64, 611780), (65, 602368), (80, 489424), (104, 376480), (128, 305890), (130, 301184), (160, 244712), (169, 231680), (181, 216320), (208, 188240), (256, 152945), (260, 150592), (320, 122356), (338, 115840), (362, 108160), (416, 94120), (520, 75296), (640, 61178), (676, 57920), (724, 54080), (832, 47060), (845, 46336), (905, 43264), (1040, 37648), (1280, 30589), (1352, 28960), (1448, 27040), (1664, 23530), (1690, 23168), (1810, 21632), (2080, 18824), (2353, 16640), (2704, 14480), (2896, 13520), (3328, 11765), (3380, 11584), (3620, 10816), (4160, 9412), (4706, 8320), (5408, 7240), (5792, 6760)]