65728960

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:362

約数の個数: 112

約数和(自身を含む): 173809152

約数和(自身を除く): 108080192

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 80, 88, 110, 142, 160, 176, 220, 263, 284, 320, 352, 355, 440, 526, 568, 704, 710, 781, 880, 1052, 1136, 1315, 1420, 1562, 1760, 2104, 2272, 2630, 2840, 2893, 3124, 3520, 3905, 4208, 4544, 5260, 5680, 5786, 6248, 7810, 8416, 10520, 11360, 11572, 12496, 14465, 15620, 16832, 18673, 21040, 22720, 23144, 24992, 28930, 31240, 37346, 42080, 46288, 49984, 57860, 62480, 74692, 84160, 92576, 93365, 115720, 124960, 149384, 185152, 186730, 205403, 231440, 249920, 298768, 373460, 410806, 462880, 597536, 746920, 821612, 925760, 1027015, 1195072, 1493840, 1643224, 2054030, 2987680, 3286448, 4108060, 5975360, 6572896, 8216120, 13145792, 16432240, 32864480, 65728960]

約数ペア:

[(1, 65728960), (2, 32864480), (4, 16432240), (5, 13145792), (8, 8216120), (10, 6572896), (11, 5975360), (16, 4108060), (20, 3286448), (22, 2987680), (32, 2054030), (40, 1643224), (44, 1493840), (55, 1195072), (64, 1027015), (71, 925760), (80, 821612), (88, 746920), (110, 597536), (142, 462880), (160, 410806), (176, 373460), (220, 298768), (263, 249920), (284, 231440), (320, 205403), (352, 186730), (355, 185152), (440, 149384), (526, 124960), (568, 115720), (704, 93365), (710, 92576), (781, 84160), (880, 74692), (1052, 62480), (1136, 57860), (1315, 49984), (1420, 46288), (1562, 42080), (1760, 37346), (2104, 31240), (2272, 28930), (2630, 24992), (2840, 23144), (2893, 22720), (3124, 21040), (3520, 18673), (3905, 16832), (4208, 15620), (4544, 14465), (5260, 12496), (5680, 11572), (5786, 11360), (6248, 10520), (7810, 8416)]