25415388

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:611

約数の個数: 72

約数和(自身を含む): 68686800

約数和(自身を除く): 43271412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 73, 76, 114, 146, 171, 219, 228, 292, 342, 438, 509, 657, 684, 876, 1018, 1314, 1387, 1527, 2036, 2628, 2774, 3054, 4161, 4581, 5548, 6108, 8322, 9162, 9671, 12483, 16644, 18324, 19342, 24966, 29013, 37157, 38684, 49932, 58026, 74314, 87039, 111471, 116052, 148628, 174078, 222942, 334413, 348156, 445884, 668826, 705983, 1337652, 1411966, 2117949, 2823932, 4235898, 6353847, 8471796, 12707694, 25415388]

約数ペア:

[(1, 25415388), (2, 12707694), (3, 8471796), (4, 6353847), (6, 4235898), (9, 2823932), (12, 2117949), (18, 1411966), (19, 1337652), (36, 705983), (38, 668826), (57, 445884), (73, 348156), (76, 334413), (114, 222942), (146, 174078), (171, 148628), (219, 116052), (228, 111471), (292, 87039), (342, 74314), (438, 58026), (509, 49932), (657, 38684), (684, 37157), (876, 29013), (1018, 24966), (1314, 19342), (1387, 18324), (1527, 16644), (2036, 12483), (2628, 9671), (2774, 9162), (3054, 8322), (4161, 6108), (4581, 5548)]