80723760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25873}}^1$

素因数の和:25902

約数の個数: 80

約数和(自身を含む): 269503584

約数和(自身を除く): 188779824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 25873, 51746, 77619, 103492, 129365, 155238, 206984, 258730, 310476, 336349, 388095, 413968, 517460, 620952, 672698, 776190, 1009047, 1034920, 1241904, 1345396, 1552380, 1681745, 2018094, 2069840, 2690792, 3104760, 3363490, 4036188, 5045235, 5381584, 6209520, 6726980, 8072376, 10090470, 13453960, 16144752, 20180940, 26907920, 40361880, 80723760]

約数ペア:

[(1, 80723760), (2, 40361880), (3, 26907920), (4, 20180940), (5, 16144752), (6, 13453960), (8, 10090470), (10, 8072376), (12, 6726980), (13, 6209520), (15, 5381584), (16, 5045235), (20, 4036188), (24, 3363490), (26, 3104760), (30, 2690792), (39, 2069840), (40, 2018094), (48, 1681745), (52, 1552380), (60, 1345396), (65, 1241904), (78, 1034920), (80, 1009047), (104, 776190), (120, 672698), (130, 620952), (156, 517460), (195, 413968), (208, 388095), (240, 336349), (260, 310476), (312, 258730), (390, 206984), (520, 155238), (624, 129365), (780, 103492), (1040, 77619), (1560, 51746), (3120, 25873)]