25468020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:299

約数の個数: 120

約数和(自身を含む): 81312000

約数和(自身を除く): 55843980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 81, 90, 108, 135, 158, 162, 180, 199, 237, 270, 316, 324, 395, 398, 405, 474, 540, 597, 711, 790, 796, 810, 948, 995, 1185, 1194, 1422, 1580, 1620, 1791, 1990, 2133, 2370, 2388, 2844, 2985, 3555, 3582, 3980, 4266, 4740, 5373, 5970, 6399, 7110, 7164, 8532, 8955, 10665, 10746, 11940, 12798, 14220, 15721, 16119, 17910, 21330, 21492, 25596, 26865, 31442, 31995, 32238, 35820, 42660, 47163, 53730, 62884, 63990, 64476, 78605, 80595, 94326, 107460, 127980, 141489, 157210, 161190, 188652, 235815, 282978, 314420, 322380, 424467, 471630, 565956, 707445, 848934, 943260, 1273401, 1414890, 1697868, 2122335, 2546802, 2829780, 4244670, 5093604, 6367005, 8489340, 12734010, 25468020]

約数ペア:

[(1, 25468020), (2, 12734010), (3, 8489340), (4, 6367005), (5, 5093604), (6, 4244670), (9, 2829780), (10, 2546802), (12, 2122335), (15, 1697868), (18, 1414890), (20, 1273401), (27, 943260), (30, 848934), (36, 707445), (45, 565956), (54, 471630), (60, 424467), (79, 322380), (81, 314420), (90, 282978), (108, 235815), (135, 188652), (158, 161190), (162, 157210), (180, 141489), (199, 127980), (237, 107460), (270, 94326), (316, 80595), (324, 78605), (395, 64476), (398, 63990), (405, 62884), (474, 53730), (540, 47163), (597, 42660), (711, 35820), (790, 32238), (796, 31995), (810, 31442), (948, 26865), (995, 25596), (1185, 21492), (1194, 21330), (1422, 17910), (1580, 16119), (1620, 15721), (1791, 14220), (1990, 12798), (2133, 11940), (2370, 10746), (2388, 10665), (2844, 8955), (2985, 8532), (3555, 7164), (3582, 7110), (3980, 6399), (4266, 5970), (4740, 5373)]