82609720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1489}}^1$

素因数の和:1592

約数の個数: 64

約数和(自身を含む): 198468000

約数和(自身を除く): 115858280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 73, 76, 95, 146, 152, 190, 292, 365, 380, 584, 730, 760, 1387, 1460, 1489, 2774, 2920, 2978, 5548, 5956, 6935, 7445, 11096, 11912, 13870, 14890, 27740, 28291, 29780, 55480, 56582, 59560, 108697, 113164, 141455, 217394, 226328, 282910, 434788, 543485, 565820, 869576, 1086970, 1131640, 2065243, 2173940, 4130486, 4347880, 8260972, 10326215, 16521944, 20652430, 41304860, 82609720]

約数ペア:

[(1, 82609720), (2, 41304860), (4, 20652430), (5, 16521944), (8, 10326215), (10, 8260972), (19, 4347880), (20, 4130486), (38, 2173940), (40, 2065243), (73, 1131640), (76, 1086970), (95, 869576), (146, 565820), (152, 543485), (190, 434788), (292, 282910), (365, 226328), (380, 217394), (584, 141455), (730, 113164), (760, 108697), (1387, 59560), (1460, 56582), (1489, 55480), (2774, 29780), (2920, 28291), (2978, 27740), (5548, 14890), (5956, 13870), (6935, 11912), (7445, 11096)]