31695040

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:450

約数の個数: 112

約数和(自身を含む): 85770720

約数和(自身を除く): 54075680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 401, 416, 494, 520, 608, 760, 802, 832, 988, 1040, 1216, 1235, 1520, 1604, 1976, 2005, 2080, 2470, 3040, 3208, 3952, 4010, 4160, 4940, 5213, 6080, 6416, 7619, 7904, 8020, 9880, 10426, 12832, 15238, 15808, 16040, 19760, 20852, 25664, 26065, 30476, 32080, 38095, 39520, 41704, 52130, 60952, 64160, 76190, 79040, 83408, 99047, 104260, 121904, 128320, 152380, 166816, 198094, 208520, 243808, 304760, 333632, 396188, 417040, 487616, 495235, 609520, 792376, 834080, 990470, 1219040, 1584752, 1668160, 1980940, 2438080, 3169504, 3961880, 6339008, 7923760, 15847520, 31695040]

約数ペア:

[(1, 31695040), (2, 15847520), (4, 7923760), (5, 6339008), (8, 3961880), (10, 3169504), (13, 2438080), (16, 1980940), (19, 1668160), (20, 1584752), (26, 1219040), (32, 990470), (38, 834080), (40, 792376), (52, 609520), (64, 495235), (65, 487616), (76, 417040), (80, 396188), (95, 333632), (104, 304760), (130, 243808), (152, 208520), (160, 198094), (190, 166816), (208, 152380), (247, 128320), (260, 121904), (304, 104260), (320, 99047), (380, 83408), (401, 79040), (416, 76190), (494, 64160), (520, 60952), (608, 52130), (760, 41704), (802, 39520), (832, 38095), (988, 32080), (1040, 30476), (1216, 26065), (1235, 25664), (1520, 20852), (1604, 19760), (1976, 16040), (2005, 15808), (2080, 15238), (2470, 12832), (3040, 10426), (3208, 9880), (3952, 8020), (4010, 7904), (4160, 7619), (4940, 6416), (5213, 6080)]