25002720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:297

約数の個数: 144

約数和(自身を含む): 86682960

約数和(自身を除く): 61680240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 97, 120, 144, 160, 179, 180, 194, 240, 288, 291, 358, 360, 388, 480, 485, 537, 582, 716, 720, 776, 873, 895, 970, 1074, 1164, 1432, 1440, 1455, 1552, 1611, 1746, 1790, 1940, 2148, 2328, 2685, 2864, 2910, 3104, 3222, 3492, 3580, 3880, 4296, 4365, 4656, 5370, 5728, 5820, 6444, 6984, 7160, 7760, 8055, 8592, 8730, 9312, 10740, 11640, 12888, 13968, 14320, 15520, 16110, 17184, 17363, 17460, 21480, 23280, 25776, 27936, 28640, 32220, 34726, 34920, 42960, 46560, 51552, 52089, 64440, 69452, 69840, 85920, 86815, 104178, 128880, 138904, 139680, 156267, 173630, 208356, 257760, 260445, 277808, 312534, 347260, 416712, 520890, 555616, 625068, 694520, 781335, 833424, 1041780, 1250136, 1389040, 1562670, 1666848, 2083560, 2500272, 2778080, 3125340, 4167120, 5000544, 6250680, 8334240, 12501360, 25002720]

約数ペア:

[(1, 25002720), (2, 12501360), (3, 8334240), (4, 6250680), (5, 5000544), (6, 4167120), (8, 3125340), (9, 2778080), (10, 2500272), (12, 2083560), (15, 1666848), (16, 1562670), (18, 1389040), (20, 1250136), (24, 1041780), (30, 833424), (32, 781335), (36, 694520), (40, 625068), (45, 555616), (48, 520890), (60, 416712), (72, 347260), (80, 312534), (90, 277808), (96, 260445), (97, 257760), (120, 208356), (144, 173630), (160, 156267), (179, 139680), (180, 138904), (194, 128880), (240, 104178), (288, 86815), (291, 85920), (358, 69840), (360, 69452), (388, 64440), (480, 52089), (485, 51552), (537, 46560), (582, 42960), (716, 34920), (720, 34726), (776, 32220), (873, 28640), (895, 27936), (970, 25776), (1074, 23280), (1164, 21480), (1432, 17460), (1440, 17363), (1455, 17184), (1552, 16110), (1611, 15520), (1746, 14320), (1790, 13968), (1940, 12888), (2148, 11640), (2328, 10740), (2685, 9312), (2864, 8730), (2910, 8592), (3104, 8055), (3222, 7760), (3492, 7160), (3580, 6984), (3880, 6444), (4296, 5820), (4365, 5728), (4656, 5370)]