25575520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 65318400

約数和(自身を除く): 39742880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 47, 76, 80, 94, 95, 152, 160, 179, 188, 190, 235, 304, 358, 376, 380, 470, 608, 716, 752, 760, 893, 895, 940, 1432, 1504, 1520, 1786, 1790, 1880, 2864, 3040, 3401, 3572, 3580, 3760, 4465, 5728, 6802, 7144, 7160, 7520, 8413, 8930, 13604, 14288, 14320, 16826, 17005, 17860, 27208, 28576, 28640, 33652, 34010, 35720, 42065, 54416, 67304, 68020, 71440, 84130, 108832, 134608, 136040, 142880, 159847, 168260, 269216, 272080, 319694, 336520, 544160, 639388, 673040, 799235, 1278776, 1346080, 1598470, 2557552, 3196940, 5115104, 6393880, 12787760, 25575520]

約数ペア:

[(1, 25575520), (2, 12787760), (4, 6393880), (5, 5115104), (8, 3196940), (10, 2557552), (16, 1598470), (19, 1346080), (20, 1278776), (32, 799235), (38, 673040), (40, 639388), (47, 544160), (76, 336520), (80, 319694), (94, 272080), (95, 269216), (152, 168260), (160, 159847), (179, 142880), (188, 136040), (190, 134608), (235, 108832), (304, 84130), (358, 71440), (376, 68020), (380, 67304), (470, 54416), (608, 42065), (716, 35720), (752, 34010), (760, 33652), (893, 28640), (895, 28576), (940, 27208), (1432, 17860), (1504, 17005), (1520, 16826), (1786, 14320), (1790, 14288), (1880, 13604), (2864, 8930), (3040, 8413), (3401, 7520), (3572, 7160), (3580, 7144), (3760, 6802), (4465, 5728)]