66510080

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1$

素因数の和:612

約数の個数: 144

約数和(自身を含む): 196420224

約数和(自身を除く): 129910144

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 571, 640, 728, 832, 896, 910, 1040, 1120, 1142, 1280, 1456, 1664, 1792, 1820, 2080, 2240, 2284, 2855, 2912, 3328, 3640, 3997, 4160, 4480, 4568, 5710, 5824, 7280, 7423, 7994, 8320, 8960, 9136, 11420, 11648, 14560, 14846, 15988, 16640, 18272, 19985, 22840, 23296, 29120, 29692, 31976, 36544, 37115, 39970, 45680, 51961, 58240, 59384, 63952, 73088, 74230, 79940, 91360, 103922, 116480, 118768, 127904, 146176, 148460, 159880, 182720, 207844, 237536, 255808, 259805, 296920, 319760, 365440, 415688, 475072, 511616, 519610, 593840, 639520, 730880, 831376, 950144, 1023232, 1039220, 1187680, 1279040, 1662752, 1900288, 2078440, 2375360, 2558080, 3325504, 4156880, 4750720, 5116160, 6651008, 8313760, 9501440, 13302016, 16627520, 33255040, 66510080]

約数ペア:

[(1, 66510080), (2, 33255040), (4, 16627520), (5, 13302016), (7, 9501440), (8, 8313760), (10, 6651008), (13, 5116160), (14, 4750720), (16, 4156880), (20, 3325504), (26, 2558080), (28, 2375360), (32, 2078440), (35, 1900288), (40, 1662752), (52, 1279040), (56, 1187680), (64, 1039220), (65, 1023232), (70, 950144), (80, 831376), (91, 730880), (104, 639520), (112, 593840), (128, 519610), (130, 511616), (140, 475072), (160, 415688), (182, 365440), (208, 319760), (224, 296920), (256, 259805), (260, 255808), (280, 237536), (320, 207844), (364, 182720), (416, 159880), (448, 148460), (455, 146176), (520, 127904), (560, 118768), (571, 116480), (640, 103922), (728, 91360), (832, 79940), (896, 74230), (910, 73088), (1040, 63952), (1120, 59384), (1142, 58240), (1280, 51961), (1456, 45680), (1664, 39970), (1792, 37115), (1820, 36544), (2080, 31976), (2240, 29692), (2284, 29120), (2855, 23296), (2912, 22840), (3328, 19985), (3640, 18272), (3997, 16640), (4160, 15988), (4480, 14846), (4568, 14560), (5710, 11648), (5824, 11420), (7280, 9136), (7423, 8960), (7994, 8320)]