25331360

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 64774080

約数和(自身を除く): 39442720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 67, 68, 80, 85, 134, 136, 139, 160, 170, 268, 272, 278, 335, 340, 536, 544, 556, 670, 680, 695, 1072, 1112, 1139, 1340, 1360, 1390, 2144, 2224, 2278, 2363, 2680, 2720, 2780, 4448, 4556, 4726, 5360, 5560, 5695, 9112, 9313, 9452, 10720, 11120, 11390, 11815, 18224, 18626, 18904, 22240, 22780, 23630, 36448, 37252, 37808, 45560, 46565, 47260, 74504, 75616, 91120, 93130, 94520, 149008, 158321, 182240, 186260, 189040, 298016, 316642, 372520, 378080, 633284, 745040, 791605, 1266568, 1490080, 1583210, 2533136, 3166420, 5066272, 6332840, 12665680, 25331360]

約数ペア:

[(1, 25331360), (2, 12665680), (4, 6332840), (5, 5066272), (8, 3166420), (10, 2533136), (16, 1583210), (17, 1490080), (20, 1266568), (32, 791605), (34, 745040), (40, 633284), (67, 378080), (68, 372520), (80, 316642), (85, 298016), (134, 189040), (136, 186260), (139, 182240), (160, 158321), (170, 149008), (268, 94520), (272, 93130), (278, 91120), (335, 75616), (340, 74504), (536, 47260), (544, 46565), (556, 45560), (670, 37808), (680, 37252), (695, 36448), (1072, 23630), (1112, 22780), (1139, 22240), (1340, 18904), (1360, 18626), (1390, 18224), (2144, 11815), (2224, 11390), (2278, 11120), (2363, 10720), (2680, 9452), (2720, 9313), (2780, 9112), (4448, 5695), (4556, 5560), (4726, 5360)]