81538392

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15373}}^1$

素因数の和:15412

約数の個数: 64

約数和(自身を含む): 232454880

約数和(自身を除く): 150916488

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 312, 408, 442, 663, 884, 1326, 1768, 2652, 5304, 15373, 30746, 46119, 61492, 92238, 122984, 184476, 199849, 261341, 368952, 399698, 522682, 599547, 784023, 799396, 1045364, 1199094, 1568046, 1598792, 2090728, 2398188, 3136092, 3397433, 4796376, 6272184, 6794866, 10192299, 13589732, 20384598, 27179464, 40769196, 81538392]

約数ペア:

[(1, 81538392), (2, 40769196), (3, 27179464), (4, 20384598), (6, 13589732), (8, 10192299), (12, 6794866), (13, 6272184), (17, 4796376), (24, 3397433), (26, 3136092), (34, 2398188), (39, 2090728), (51, 1598792), (52, 1568046), (68, 1199094), (78, 1045364), (102, 799396), (104, 784023), (136, 599547), (156, 522682), (204, 399698), (221, 368952), (312, 261341), (408, 199849), (442, 184476), (663, 122984), (884, 92238), (1326, 61492), (1768, 46119), (2652, 30746), (5304, 15373)]