25128960

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{409}}^1$

素因数の和:441

約数の個数: 104

約数和(自身を含む): 80599440

約数和(自身を除く): 55470480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 409, 480, 512, 640, 768, 818, 960, 1024, 1227, 1280, 1536, 1636, 1920, 2045, 2048, 2454, 2560, 3072, 3272, 3840, 4090, 4096, 4908, 5120, 6135, 6144, 6544, 7680, 8180, 9816, 10240, 12270, 12288, 13088, 15360, 16360, 19632, 20480, 24540, 26176, 30720, 32720, 39264, 49080, 52352, 61440, 65440, 78528, 98160, 104704, 130880, 157056, 196320, 209408, 261760, 314112, 392640, 418816, 523520, 628224, 785280, 837632, 1047040, 1256448, 1570560, 1675264, 2094080, 2512896, 3141120, 4188160, 5025792, 6282240, 8376320, 12564480, 25128960]

約数ペア:

[(1, 25128960), (2, 12564480), (3, 8376320), (4, 6282240), (5, 5025792), (6, 4188160), (8, 3141120), (10, 2512896), (12, 2094080), (15, 1675264), (16, 1570560), (20, 1256448), (24, 1047040), (30, 837632), (32, 785280), (40, 628224), (48, 523520), (60, 418816), (64, 392640), (80, 314112), (96, 261760), (120, 209408), (128, 196320), (160, 157056), (192, 130880), (240, 104704), (256, 98160), (320, 78528), (384, 65440), (409, 61440), (480, 52352), (512, 49080), (640, 39264), (768, 32720), (818, 30720), (960, 26176), (1024, 24540), (1227, 20480), (1280, 19632), (1536, 16360), (1636, 15360), (1920, 13088), (2045, 12288), (2048, 12270), (2454, 10240), (2560, 9816), (3072, 8180), (3272, 7680), (3840, 6544), (4090, 6144), (4096, 6135), (4908, 5120)]