77958160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1907}}^1$

素因数の和:2000

約数の個数: 80

約数和(自身を含む): 210093696

約数和(自身を除く): 132135536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 1907, 2044, 2555, 2920, 3814, 4088, 5110, 5840, 7628, 8176, 9535, 10220, 13349, 15256, 19070, 20440, 26698, 30512, 38140, 40880, 53396, 66745, 76280, 106792, 133490, 139211, 152560, 213584, 266980, 278422, 533960, 556844, 696055, 974477, 1067920, 1113688, 1392110, 1948954, 2227376, 2784220, 3897908, 4872385, 5568440, 7795816, 9744770, 11136880, 15591632, 19489540, 38979080, 77958160]

約数ペア:

[(1, 77958160), (2, 38979080), (4, 19489540), (5, 15591632), (7, 11136880), (8, 9744770), (10, 7795816), (14, 5568440), (16, 4872385), (20, 3897908), (28, 2784220), (35, 2227376), (40, 1948954), (56, 1392110), (70, 1113688), (73, 1067920), (80, 974477), (112, 696055), (140, 556844), (146, 533960), (280, 278422), (292, 266980), (365, 213584), (511, 152560), (560, 139211), (584, 133490), (730, 106792), (1022, 76280), (1168, 66745), (1460, 53396), (1907, 40880), (2044, 38140), (2555, 30512), (2920, 26698), (3814, 20440), (4088, 19070), (5110, 15256), (5840, 13349), (7628, 10220), (8176, 9535)]