72080008

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9001}}^1$

素因数の和:9038

約数の個数: 64

約数和(自身を含む): 181480320

約数和(自身を除く): 109400312

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 9001, 18002, 36004, 63007, 72008, 99011, 117013, 126014, 198022, 234026, 252028, 396044, 468052, 504056, 693077, 792088, 819091, 936104, 1287143, 1386154, 1638182, 2574286, 2772308, 3276364, 5148572, 5544616, 6552728, 9010001, 10297144, 18020002, 36040004, 72080008]

約数ペア:

[(1, 72080008), (2, 36040004), (4, 18020002), (7, 10297144), (8, 9010001), (11, 6552728), (13, 5544616), (14, 5148572), (22, 3276364), (26, 2772308), (28, 2574286), (44, 1638182), (52, 1386154), (56, 1287143), (77, 936104), (88, 819091), (91, 792088), (104, 693077), (143, 504056), (154, 468052), (182, 396044), (286, 252028), (308, 234026), (364, 198022), (572, 126014), (616, 117013), (728, 99011), (1001, 72008), (1144, 63007), (2002, 36004), (4004, 18002), (8008, 9001)]