78324688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19819}}^1$

素因数の和:19859

約数の個数: 40

約数和(自身を含む): 172037600

約数和(自身を除く): 93712912

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 19819, 39638, 79276, 158552, 257647, 317104, 376561, 515294, 753122, 1030588, 1506244, 2061176, 3012488, 4122352, 4895293, 6024976, 9790586, 19581172, 39162344, 78324688]

約数ペア:

[(1, 78324688), (2, 39162344), (4, 19581172), (8, 9790586), (13, 6024976), (16, 4895293), (19, 4122352), (26, 3012488), (38, 2061176), (52, 1506244), (76, 1030588), (104, 753122), (152, 515294), (208, 376561), (247, 317104), (304, 257647), (494, 158552), (988, 79276), (1976, 39638), (3952, 19819)]