51388956

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 134774640

約数和(自身を除く): 83385684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 89, 129, 172, 178, 258, 267, 356, 373, 387, 516, 534, 746, 774, 801, 1068, 1119, 1492, 1548, 1602, 2238, 3204, 3357, 3827, 4476, 6714, 7654, 11481, 13428, 15308, 16039, 22962, 32078, 33197, 34443, 45924, 48117, 64156, 66394, 68886, 96234, 99591, 132788, 137772, 144351, 192468, 199182, 288702, 298773, 398364, 577404, 597546, 1195092, 1427471, 2854942, 4282413, 5709884, 8564826, 12847239, 17129652, 25694478, 51388956]

約数ペア:

[(1, 51388956), (2, 25694478), (3, 17129652), (4, 12847239), (6, 8564826), (9, 5709884), (12, 4282413), (18, 2854942), (36, 1427471), (43, 1195092), (86, 597546), (89, 577404), (129, 398364), (172, 298773), (178, 288702), (258, 199182), (267, 192468), (356, 144351), (373, 137772), (387, 132788), (516, 99591), (534, 96234), (746, 68886), (774, 66394), (801, 64156), (1068, 48117), (1119, 45924), (1492, 34443), (1548, 33197), (1602, 32078), (2238, 22962), (3204, 16039), (3357, 15308), (3827, 13428), (4476, 11481), (6714, 7654)]