25539120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:547

約数の個数: 120

約数和(自身を含む): 87048000

約数和(自身を除く): 61508880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 449, 474, 632, 711, 720, 790, 898, 948, 1185, 1264, 1347, 1422, 1580, 1796, 1896, 2245, 2370, 2694, 2844, 3160, 3555, 3592, 3792, 4041, 4490, 4740, 5388, 5688, 6320, 6735, 7110, 7184, 8082, 8980, 9480, 10776, 11376, 13470, 14220, 16164, 17960, 18960, 20205, 21552, 26940, 28440, 32328, 35471, 35920, 40410, 53880, 56880, 64656, 70942, 80820, 106413, 107760, 141884, 161640, 177355, 212826, 283768, 319239, 323280, 354710, 425652, 532065, 567536, 638478, 709420, 851304, 1064130, 1276956, 1418840, 1596195, 1702608, 2128260, 2553912, 2837680, 3192390, 4256520, 5107824, 6384780, 8513040, 12769560, 25539120]

約数ペア:

[(1, 25539120), (2, 12769560), (3, 8513040), (4, 6384780), (5, 5107824), (6, 4256520), (8, 3192390), (9, 2837680), (10, 2553912), (12, 2128260), (15, 1702608), (16, 1596195), (18, 1418840), (20, 1276956), (24, 1064130), (30, 851304), (36, 709420), (40, 638478), (45, 567536), (48, 532065), (60, 425652), (72, 354710), (79, 323280), (80, 319239), (90, 283768), (120, 212826), (144, 177355), (158, 161640), (180, 141884), (237, 107760), (240, 106413), (316, 80820), (360, 70942), (395, 64656), (449, 56880), (474, 53880), (632, 40410), (711, 35920), (720, 35471), (790, 32328), (898, 28440), (948, 26940), (1185, 21552), (1264, 20205), (1347, 18960), (1422, 17960), (1580, 16164), (1796, 14220), (1896, 13470), (2245, 11376), (2370, 10776), (2694, 9480), (2844, 8980), (3160, 8082), (3555, 7184), (3592, 7110), (3792, 6735), (4041, 6320), (4490, 5688), (4740, 5388)]